Britain and France imposed exorbitant war reparations on Germany that helped cripple its economy, dozens of billion of dollars in today´s terms. Germany experienced many economic troubles after the war, and the reparations were a too heavy burden. They created anger and resentment among the German people who felt that this was unfair, and who particularly were outraged by the treaty clause blaming Germany for the war.
It foreshadowed this because when they did this it made the Japanese unhappy. So they thought they could not trust them and they wanted to do something about this.
