The Seven Years' War (1756-1763) is often regarded as the first global war due to its widespread impact, involving European powers and their colonies in North America, South America, Africa, and Asia.

The Wars of the Roses (1455-1485) was a series of civil wars in England between the House of Lancaster and the House of York, both claiming the English throne.

The American Civil War (1861-1865) was primarily caused by the issue of slavery, with the Southern states seeking to maintain the institution of slavery while the Northern states opposed its expansion.

In Russia, World War II (1941-1945) is commonly known as the "Great Patriotic War" due to its immense impact on the Soviet Union and the sacrifices made by its people.

The Six-Day War (1967) was a conflict between Israel and its Arab neighbors, including Egypt, Syria, and Jordan, resulting in a decisive Israeli victory and the occupation of several territories.

The Spanish-American War (1898) was a conflict between the United States and Spain, leading to the U.S. acquisition of territories such as Puerto Rico, Guam, and the Philippines.

The Vietnam War (1955-1975), also known as the Second Indochina War, was a protracted conflict between North Vietnam and South Vietnam, with significant involvement from the United States and other countries.

The Hundred Years' War (1337-1453) was a series of conflicts between England and France, primarily over territorial claims in France.

The Iran-Iraq War (1980-1988) was a prolonged conflict between Iran and Iraq, resulting in significant casualties and economic damage.

World War I (1914-1918) is often called the "Great War" due to its unprecedented scale, global impact, and the immense loss of life.

The Korean War (1950-1953) was a conflict between North Korea and South Korea, with significant involvement from the United States and other countries.

The Punic Wars (264-146 BC) were a series of three wars between Rome and Carthage, with the Second Punic War (218-201 BC) being the most famous due to Hannibal's invasion of Italy.

The Mexican-American War (1846-1848) was a conflict between the United States and Mexico, resulting in the U.S. acquisition of significant territories in the Southwest.

The Thirty Years' War (1618-1648) was a devastating conflict in Europe, involving religious, political, and territorial disputes.

The War of 1812 (1812-1815) was a conflict between the United States and Great Britain, primarily over territorial disputes and trade restrictions.