Disease and violence from other groups
The positive effects of getting California is that it's closer to Asia, and California side of the nation at the time could have open territory to conquer.
A.
abolitionists in free states such as Massachusetts
Mediterranean shrub, vine, olive and orange groves, pasture for goats
His strategy Blitzkreig.
Literally meaning a lightening war, Hitler used this strategy in Poland. It was based on a co-ordinated rapid attack spearheaded by tanks and infantry along with an aerial attack by the Luftwaffe.
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