One of the effects of the black death on Europe was social and economic Upheavals.
The Black that killed almost 60 % Person of total population in Europe. After the incidents, a lot of Lands became free and provide the survivors with a lot of opportunities which increased the prosperity for those who managed to survive
Because the colonists organized a military larger than theirs
The power to "pick" the president is in the hands of the electoral college, which has over 500 members, and whose only function is to elect the president (and vice-president.)
The electoral college should, but is not obliged to, vote according to the popular vote in the state, and also usually choose to give all votes to the winning candidate. There have been very few instances of electors voting against the expectations of the voters.