Question

which third party was founded by theodore roosevelt to run against a sitting republican president? populist party bull moose party green party device will power down soon 4% battery left (about 24 minutes). connect your device

Explanation:

Theodore Roosevelt, after splitting from the Republican Party, formed the Progressive Party (nicknamed the Bull Moose Party) in 1912 to run against the sitting Republican President William Howard Taft. The Populist Party was active in the late 1800s, and the Green Party is a modern environmentalist party unrelated to this context.

Answer:

Bull Moose Party