3 question world history test HHHELP due in half an hour! i will give brainliest!

Which factor was a major cause of the great depression of the 1930?

What has been a long term effect on the panama canal

The pullman strike resulted in eugene debs receiving a pardon for his involvement. the company losing very little money. the company rehiring workers that withdrew from the union. other companies handling strikes themselves instead of going to court.