Spain colonized Florida and the Rio Grande valley because S<span>pain wanted to protect its colony in Mexico from other Europeans.</span>
Answer:holding job strikes
Explanation:
The answer is:
The major industrial cities became overcrowded as workers from rural areas moved there.
and
Because of the steady increase in food production, the population nearly doubled between 1800 and 1850.
Answer:
World leaders agreed to limit construction of large warships
