Rawanda- The United Nations sent a peacekeeping force in order to try to limit the fallout from the civil war and genocide taking place in the country. They were somewhat ineffective, due to few troops on the ground, limited authorization for using force, and the overwhelming amount of violence occurring.
Tienanmen Square- The international community condemned China for its brutal use of force against student protesters in the country. Sanctions were also employed, and China found itself briefly exiled from the diplomatic community. Ultimately, China was too important an economic and security partner for the world to shun. Little has changed in terms of human rights in the country following the incident.
Citizens like me can read and become informed. We in the United States are able to choose our leaders, an incredible privilege and globally important responsibility, due to our nation's status in the world. Given this fact, we should be the most informed citizens in the world; we are not. A more informed citizenry would elect leaders whose ideas are at least based on intimate knowledge of the issues, regardless of whether or not everyone agrees with those ideas.
Monroe Doctrine and Roosevelt Corollary--the Monroe Doctrine first set the policy that the western hemisphere was closed to colonization. The Roosevelt Corollary took it a step further by providing military behind the policy.
Following the independence movement in the US and throughout Latin America, the US wanted to protect the area from future colonization. The Monroe Doctrine made the statement and then 80 years later the Roosevelt Corollary enforced the doctrine with our navy and army force.
I'm going to go with John Locke, not to sure though you should double check to make sure because I might be wrong.
Zakat is the third pillar in islam refers to giving to the needy.