Answer:
The Triple Alliance, also known as the Central Powers, was a military alliance between Germany, Austria-Hungary, and Italy that was formed in 1882 and lasted until the outbreak of World War I.
Step-by-step explanation:
The nations that made up the Triple Alliance were:
1. Germany
2. Austria-Hungary
3. Italy
The Triple Alliance was formed in 1882 and was primarily a defensive military alliance between the three nations. Its main purpose was to provide security against potential threats from other European powers, particularly France and Russia. The alliance remained in effect until the outbreak of World War I in 1914, although Italy withdrew from the alliance in 1915 and eventually joined the Allied Powers.