1. The division of regions
The war for empire caused many regions to be taken opposing armies, which led to the spearation of region between countries in north america that we see today.
2/. Increase in tax
To pay the expense from the war, the colonies were required to pay higher taxes for the empire
3. Increse in production
Because the empire require the colonies to help produce several equipmments and supplies for the army
The first gold is found by James W. Marshall in California gold rush on january 24th, 1848
A. Unrestricted Submarine Warfare.
This caused Germans to attack vessels that carried US citizens, bringing the US into the war.