Jackie Robinson did when he signed a contract with the Brooklyn Dodgers
I believe its the oil crisis of 1973.
The fighting between France and Britain in Europe and the Caribbean helped the American cause because 2) it left fewer British troops to fight in North America. The Americans had often felt ill-equipped compared to the British army, so the less people there were fighting for the British side, the better.
Answer:
economic power is your amswer
I believe the answer is A