How did the alliance system in europe most likely contribute to the start of world war i?

What does it mean when world war one is referred to as a “total war”

Brainliestttme : )how did the japanese economy recover so quickly after world war ii? -mass immigration to japan in an effort to rebuild -economic and educational reforms passed by the government- an economic partnership with korea and china- marshall plan dollars stimulated the japanese economy

Why must governments be able to compromise?