What were the major alliances formed during World War I?

What were the major alliances formed during World War I?

During World War I, the major alliances formed were the Triple Entente and the Central Powers. The Triple Entente, also known as the Allies, consisted of France, Russia, and Britain. They later gained support from other countries such as Italy, Japan, and the United States. On the other hand, the Central Powers included Germany, Austria-Hungary, and the Ottoman Empire. Bulgaria also joined the Central Powers later in the war. These alliances played a crucial role in shaping the course of the war and determining the outcome.