Answer:
Spain was worried about the rate of population growth.
The correct answer is <span>the British army
In the time period between the two world wars, and after world war two, the British army and the British government were doing many bad things to the Irish Catholic people in the Northern Ireland which led to the strengthening of the IRA who wanted to separate Northern Ireland from the United Kingdom.</span>
Some of the main domestic problems that faced President Vladimir Putin in Russia had to do with political dissidence, since he was accused of forcefully putting down voices that rose in opposition to his regime. Another problem was doing away with some of the old Cold War mentalities of the past. <span />
American settlers, Native Americans, and Mexican Americans faced some conflicts in the Mexico cession. They all faced legal, economic, and social discrimination problems.
In short, conflicts over land and water.
Good luck :)