"A world war is an international conflict that involves most or all of the world's major powers."
The study of the two major conflicts of the 20th century that involved most of the world's nations.
Causes of World War I: Understanding the long-term and immediate causes of the war, including imperial rivalries, militarism, nationalism, and the assassination of Archduke Franz Ferdinand.
Major powers and alliances: Familiarizing oneself with the main players on both sides of the conflict, as well as the political and military alliances that formed in the lead-up to the war.
Major battles and military strategies: Learning about pivotal battles and the strategies used by commanders on both sides to gain an advantage.
Technological advancements: Examining the impact of new weapons and technologies such as tanks, submarines, and machine guns on the war.
Home front experiences: Exploring the experiences of civilians, especially women and minorities, during the conflict, including rationing, propaganda, and volunteer efforts.
Societal changes during the war: Analyzing the impacts of the war on societies around the globe, including the role of women, the growth of government power, and the emergence of new countries.
Impact of the war on international relations: Examining the immediate and long-term effects of the war on the international system, including the Treaty of Versailles, the League of Nations, and the rise of totalitarian governments.
Role of propaganda: Understanding the ways in which governments used propaganda to shape public opinion and encourage support for the war effort.
Role of individuals: Studying the contributions and experiences of notable figures, including political leaders, military personnel, and everyday people whose actions helped determine the outcome of the war.
Legacy of World War I: Examining the lasting impact of the war on world history, including its role in shaping the events of World War II, the Cold War, and the modern world.
"The two major international conflicts that occurred during the first half of the 20th century, World War I (1914–1918) and World War II (1939–1945)."
"Some historians have also characterized other global conflicts as world wars, such as the Nine Years' War, the War of the Spanish Succession, the Seven Years' War, the French Revolutionary and Napoleonic Wars, the Cold War, and the War on Terror."
"World War I (1914–1918)."
"World War II (1939–1945)."
"Two major international conflicts."
"The term is reserved for the two major international conflicts."
"An international conflict that involves most or all of the world's major powers."
"Other global conflicts as world wars, such as the Nine Years' War."
"The War of the Spanish Succession."
"The Seven Years' War."
"The French Revolutionary and Napoleonic Wars."
"The Cold War."
"The War on Terror."
"Two major international conflicts" (referring to World War I and World War II).
"Some historians have also characterized other global conflicts as world wars."
Yes, the Cold War.
"Some historians have also characterized... the War on Terror" as a world war.
"Involves most or all of the world's major powers."
"A world war is an international conflict that involves most or all of the world's major powers."