Mysterious Death of Roman Emperor
Roman Emperor Numerian died under suspicious circumstances while returning from a campaign in the East. His death was discovered by his troops near the region of Cordu...
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396 events
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49 research items
· January 1, 0001 to
September 1, 2026
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Rise of Diocletian to Power
Diocletian was proclaimed emperor by his troops in Nicomedia following the death of Emperor Carus. His rise marked the end of a period of civil wars and instability in...
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Death of Emperor Carus in Mesopotamia
Emperor Carus, ruler of the Roman Empire, died during a military campaign in Mesopotamia. His death occurred while leading troops against the Sassanian Empire in a con...
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Roman Campaigns Against Parthian Persia
The Roman Emperor Carus launched a military campaign against the Sasanian Empire, targeting their capital, Ctesiphon. The campaign sought to counter Persian influence ...
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Tacitus Ascends Roman Emperor
Tacitus was proclaimed Roman Emperor following the death of Emperor Aurelian. His ascension marked a brief but significant moment in the Crisis of the Third Century, r...
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Clash at Châlons Between Romans and Gallic Usurper
The Battle of Châlons was fought between the forces of the Roman Emperor Aurelian and the Gallic usurper Tetricus. This conflict was a decisive engagement aimed at res...
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Destruction of Ancient Palmyra
Palmyra, an ancient city in central Syria, was captured and severely damaged during military conflict. The site, known for its Greco-Roman architecture and cultural si...
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Aurelian's Victory Over the Juthungi
Roman Emperor Aurelian defeated the invading Juthungi tribe near the city of Placentia in northern Italy. This battle was a decisive moment in securing the Roman Empir...
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Roman Empire Fortification Initiative
The construction of the Aurelian Walls began in response to increasing external threats faced by Rome in the third century. These defensive walls were commissioned by ...
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Rise of Emperor Aurelian
Aurelian was proclaimed emperor by his troops following the death of Emperor Claudius Gothicus. His accession marked a significant turning point during the Crisis of t...
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Death of Roman Emperor Claudius Gothicus
Claudius II Gothicus, Roman Emperor known for military victories against Gothic tribes, died in Sirmium after a period of illness. His death marked a significant momen...
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Decisive Clash at Naissus
The Battle of Naissus was a significant conflict fought near the ancient city of Naissus, now known as Niš, in the Nišava District. It occurred during the crisis of th...
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Claudius II Ascends Roman Throne
Claudius II Gothicus became Roman Emperor following the death of his predecessor. His accession marked a shift during a turbulent period of frequent leadership changes...
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Roman Emperor Valerian Captured
Roman Emperor Valerian was captured by the Sasanian Persian ruler Shapur I during the Battle of Edessa, a significant conflict between the Roman and Sasanian empires. ...
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Roman Invasion of Persian Territory
Roman Emperor Valerian launched a military campaign against the Sasanian Empire, aiming to assert Roman dominance over Persian territories. This campaign marks a signi...
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Gallienus' Military Reorganization Initiated
Emperor Gallienus initiated a series of military reforms to address ongoing threats to the Roman Empire. These reforms aimed to improve the mobility and responsiveness...
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Roman Empire Emperorship Transition
Valerian was proclaimed Roman Emperor following the death of his predecessor Aemilianus. His accession marked a significant change in leadership during a period fraugh...
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Sasanian Conquest of Antioch
The Sasanian king Shapur I captured Antioch following his victorious campaigns against the Roman Empire. The fall of this major city marked a significant moment in Rom...
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Roman-Sasanian Clash at Resaena
The Battle of Resaena was fought between Roman forces under Emperor Gordian III and the Sasanian Empire. This conflict marked a significant Roman attempt to regain los...
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Senatorial Revolt Against Rome's Emperor
The revolt of Gordian I was a significant uprising against the Roman Emperor Maximinus Thrax in 238, known as the Year of the Six Emperors. Senatorial opposition to Ma...
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Assassination of Roman Emperor Severus Alexander
Severus Alexander, the last emperor of the Severan dynasty, was assassinated by his own soldiers in March of 235 CE near the city of Mutina along the Danube frontier. ...
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Severus Alexander's Eastern Campaign
Emperor Severus Alexander launched a military campaign against the Sasanian Empire to counter their expansion in Mesopotamia. The Roman forces sought to reclaim lost t...
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Ardashir I Triumphs Over Artabanus IV
Ardashir I, the founder of the Sasanian Empire, defeated Artabanus IV, the last ruler of the Parthian Empire, at the battle near Hormozdgan. This victory marked the en...
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Severus Alexander Becomes Emperor
Severus Alexander was proclaimed Roman Emperor following the assassination of Elagabalus. The Roman Senate officially endorsed his accession, marking a return to more ...
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Mubarak Resigns
11 February 2011 — Vice President Omar Suleiman announces that Hosni Mubarak has stepped down and transferred authority to the Supreme Council of the Armed Forces. Cel...
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Egyptian Revolution of 2011
25 January–11 February 2011 — Mass demonstrations erupt against police brutality, corruption, economic frustration and authoritarian government. Cairo's Tahrir Square ...
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Egypt-Israel Peace Treaty
26 March 1979 — Egypt and Israel sign a formal peace treaty in Washington. Israel agrees to withdraw from Sinai, which is gradually returned to Egyptian control. Egypt...
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Camp David Accords
17 September 1978 — Sadat and Israeli Prime Minister Menachem Begin sign agreements negotiated under U.S. President Jimmy Carter. The accords establish the framework f...
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Security, Reparations, Self-Determination and Empire Collide
January–June 1919 — France prioritizes security and compensation for destruction. Britain wants Germany constrained without permanently destroying European economic st...
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German Spring Offensive Begins
21 March 1918 — Germany launches Operation Michael, the first of several major offensives designed to win the war in the west before American manpower becomes overwhel...
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The Ptolemaic Kingdom
305–30 BCE — The Macedonian Ptolemaic dynasty rules Egypt after the fragmentation of Alexander's empire. Its kings present themselves simultaneously as Hellenistic mon...
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Anti-Comintern Pact
25 November 1936 — Germany and Japan sign an agreement publicly directed against the Communist International. Italy joins the following year. The pact reflects growing...
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Armistice Ends the Fighting
11 November 1918 — German representatives sign the armistice at Compiègne. Fighting ends on the Western Front at 11:00 a.m. Germany accepts evacuation requirements and...
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Austria-Hungary Delivers Its Ultimatum
23 July 1914 — Austria-Hungary presents Serbia with a severe ultimatum designed to suppress anti-Habsburg activity and permit substantial Austro-Hungarian involvement ...
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Battle of Midway Begins
4 June 1942 — American carrier forces intercept a Japanese operation aimed at Midway Atoll. U.S. cryptanalytic intelligence allows Admiral Chester Nimitz to position c...
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Britain Abandons Further Territorial Concessions
31 March 1939 — The British guarantee to Poland marks a major shift in policy after the occupation of Prague. Britain is no longer signaling willingness to negotiate e...
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Bulgaria Leaves the War
29 September 1918 — Bulgaria signs the Armistice of Salonica after Allied breakthroughs in the Balkans. The surrender opens routes toward Austria-Hungary and the Ottom...
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Chase Manhattan Bank
Chase Manhattan Bank was a major U.S. financial institution led by David Rockefeller during a period of significant international expansion. The bank maintained intern...
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Chase Manhattan Bank
Chase Manhattan Bank was a major U.S. financial institution led by David Rockefeller during a period of significant international expansion. The bank maintained intern...
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Erich von Manstein
24 November 1942 — Manstein receives command of Army Group Don during the Stalingrad crisis. He attempts to organize relief of the Sixth Army and later conducts the su...
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Ford becomes president
Gerald Ford became President of the United States following Richard Nixon's resignation. Kissinger continued as Secretary of State and national security adviser during...
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France Signs Armistice With Germany
22 June 1940 — France signs an armistice with Germany after the collapse of organized resistance in much of the country. Germany occupies northern and western France w...
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German Military Leadership Seeks an Armistice
29 September 1918 — Germany's Supreme Army Command concludes that the military situation has become unsustainable and urges political leaders to seek an armistice. The...
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Germany Declares War on Russia
1 August 1914 — Germany declares war on Russia after demanding that Russian mobilization stop. German military planning assumes that a war with Russia will also involv...
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Germany Gains Czechoslovakia's Strategic Defenses
10 October 1938 — German occupation of the Sudetenland gives Berlin control of major Czech border fortifications and significant industrial territory. The Munich settl...
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Germany Invades Denmark and Norway
9 April 1940 — Germany launches Operation Weserübung against Denmark and Norway. Denmark is overwhelmed rapidly, while fighting in Norway continues for weeks. Control ...
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Hermann Göring
18 October 1936 — Göring receives authority over the Four Year Plan, designed to prepare Germany's economy for war. He becomes one of the most powerful figures in the ...
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Hermann Göring
18 October 1936 — Göring receives authority over the Four Year Plan, designed to prepare Germany's economy for war. He becomes one of the most powerful figures in the ...
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