Causes of wars

The German invasion of Austria ✓

The German Invasion of Belgium ✓

The German Invasion of Poland ✓

The German Invasion of Czechoslovakia ✓

The Intercepted telegram from Germany to Mexico asking Mexico to go to war with the United States ✓

The Assassination of Archduke Franz Ferdinand ✓

The Bolshevik Revolution ✓

The Attack on the Lusitania ✓

The capturing of slaves in the South and freeing them in the North ✓

The disputed election of Abraham Lincoln ✓

The Southern States practicing their rights to declare war on the North ✓

After the secession of the South, the North illegally moving ammunitions to a disputed fort. ✓

A British-aided uprising in Guangzhou meant to open ports for trading ✓

The self-proclaimed brother of Jesus claiming his holy kingdom and conquering ✓

A group of radicals upset by the Japanese annexation of Manchuria ✓

Tibetan Buddhists moving to Xinjiang and subsequently revolting ✓

The disputed succession of the throne after the death of Edward III ✓

A Welsh war of independence from the United Kingdom ✓

The coup d'etat of Oliver Cromwell is met with resistance ✓

The Scottish King cutting Queen Elizabeth I's hand with an extra-thorny rose meant to be a gift ✓

The reason is unknown ✓

Julius Caesar claimed Carthaginian land, and Roman citizens immediately started travelling there to settle. ✓

Disputed claims over a Sicilian city-state ✓

Illyrians declaring war on Macedonia, who then called their Crimean allies, causing Illyria to call Rome. Crimea then called Gallia into the war, and in order to invade Gallia, Rome invaded through Burgundia. Due to an old treaty, Carthage declared war on Rome in order to protect Burgundia. ✓

Britain and France contesting land ownership in North America ✓

France declares war on Portugal in order to gain access to their large tungsten supplies ✓

Prussia declares war on Austria, resulting in Austria calling in various allies across the world to join their side. ✓

A large amount of conflicts over colonial prominence as well as Prussia seeking greater dominance in central Europe ✓

General An Lushan led a revolt once he lost the trust of emperor Xuanzong in order to gain power. ✓

After the Opium Wars, discontent with the ruling class led An Lushan to lead a rebellion ✓

The ever-increasing threat of the Mongol Empire led General An Lushan to split away from China in an attempt to save his homeland ✓

In an effort to draw Chinese volunteer troops away from Korea, the United States secretly funded a rebellion in Southern China led by An Lushan ✓

Various warlords vying for power after the Bronze Age Collapse ✓

The death of Alexander the Great ✓

The Early Roman Empire warring with other kingdoms in the Apennines ✓

A series of internal rebellions in the Sasanian Empire as the Zoroastrians and Muslims fought for control ✓

Scotland, England, and Ireland, united under the same king, war against each other over various issues involving policy, religion, et cetera. ✓

The houses of Lancaster, York, and Blois fight over the contested succession of Charles I ✓

Ireland, England, and Scotland war for control over the Isle of Man, an important strategic position. ✓

The Normans, Celts, and Saxons fight for centuries for total control of the British Isles. ✓

Upon the discovery of Oil in the North Polar regions, the United States, United Kingdoms, Soviet Union, Canada, and Denmark fight for dominance in the region ✓

The kingdoms of Sweden, Norway, Denmark, Lithuania, Novgorod, and Livonia fight a series of wars over dominance of the Scandinavian Peninsula ✓

When the large Swedish Empire's monarchy shifted to the young Charles XII, Russia, Denmark-Norway, and Saxony took the chance to challenge Northern Supremacy. ✓

A series of conquests by the Vikings ✓

The Russian Federation seizing the Crimean Peninsula from Ukraine for economic reasons ✓

The revolution of a Crimean state led by Protestant minorities, gaining support from the French and British Empires ✓

The Byzantine Empire's holdings in Crimea are challenged by the Mongol Conquests, resulting in a European coalition forming against the Empire. ✓

Initially between France, Russia, and the Ottoman Empire over the rights of religious minorities in the Holy Land, it eventually became about preventing Russia from gaining more power. ✓

An accumulation of resentments in the Indian populations against British Colonial Rule resulted in war ✓

The murder of the Mughal Prince Bahadur by British colonists resulted in proponents of Mughal royalty to revolt ✓

As British military forces were focused on the Thirty Years' war, the decreased occupation of India led to a revolution for those who wanted self-rule. ✓

Upon the death of William IV, many Indian nationalists refused to be ruled by Queen Victoria and rebelled. ✓

A response to the September 11th attacks, aiming to dismantle the terrorist group Al-Qaeda, supported by members of NATO. ✓

After a disagreement with Saudi Arabia involving oil prices, the United States invaded Afghanistan in order to gain access to Oil ✓

After adopting a Socialism-styled government and economic system, The United States invaded in order to avoid a "domino effect" scenario, where neighboring countries adopt similar ideologies. ✓

In order to extend its territory further Westward, the United States first needed to conquer Afghanistan ✓

A bucket was stolen from Bologna ✓

Economic rivalries sparked a battle in a bucket-shaped valley ✓

A bucket was stolen from Modena ✓

The castle of Monteveglio was taken by Modena ✓

The self-proclaimed brother of Jesus raised militia and declared war on the Central African Republic ✓

Joseph Kony claimed to be the spokesperson of God and aimed to take over the Ugandan Government ✓

Belgian General James Ensor declared the Prince Leopold his illegitimate son and began a royalist revolution ✓

The Catholic Knightly order of Livonia began a revolt after the region became dominantly Calvinist ✓

Saudi Arabian wars against various kingdoms in Southeast Arabia for dominance in the region ✓

The Mongol Empire's first major war against Qara-Khitai, mainly occurring in the Gobi Desert ✓

An Argentine expedition to take the Patagonian desert from Indigenous populations. ✓

A holy war of the Latter-Day saints against the indigenous Ute people ✓

The growing Athenian power resulted in a league of Greek city-states (mainly Sparta) and the Persian empire attacking them to curb their power ✓

The Spanish wars reclaiming the Iberian Peninsula ✓

The wars of Alexander the Great's Empire conquering modern-day Greece ✓

An uprising in Sparta resulted in a large war involving most of the Greek city-states ✓

Shortly after the formation of the Anglican church, a Catholic rebellion started Ireland ✓

A Puritan uprising in Connecticut shortly after the formation of the United States against the separation of church and state ✓

Groups of Protestants in the Papal States resenting the Catholic Leadership and revolting ✓

A rebellion by the Phu Mi Bun religious group in French Siam aiming to install their sorcerer as leader of the world ✓

After the sinking of the Kamchatka by the Danish wrongly believed to be done by the Japanese ✓

A Japanese-aided insurgency in Vladivostok led to full war between the two powers ✓

Tsar Nicholas II's mismanagement of Russia resulted in unresolved border disputes with Japan, leading to war. ✓

Japan invaded the Soviet Union in order avoid a "domino effect" scenario in which its neighboring countries also fall to communism ✓