I believe the answer is <span> "expressed" or "enumerated" powers.
Expressed powers refers to the type of powers that are directly written in United States' constitution.
Examples of Expressed powers are: The power to regulate trading relationship with other countries, the power to allocate tax payment into welfare programs, etc.</span>
Based on my information, I actually believe that it really may be the first option. T<span>he influence and power of the Catholic Church</span> were the leading and main reasons for social unrest and demands for reform in Latin America from the 1950s to the 1970s? And sense the were reforming, this would be the reason for the social unrest that they had.
The answer is going to be the Gentleman's Agreement. This agreement was between United States and the Empire of Japan, not Mexico.