One way to get America to join a war attack something of theres big mistake the first world war and the second world war

The sinking of the Lusitania and the secret message that Germany tried to send to Mexico and but British managed to get the message somehow, that new
technology. And that's how we joined the first world war

World war II the bombing of Pearl harbor that was a tragic and saddest day in America and that really made us mad. And that's how we join the second world war