I would outlaw the unilateral giving of foreign aid from one government to another and would leave the responsibility completely to the UN and private charities. To do otherwise would constitute an illegal attempt to manipulate the politics of a foreign government and would cause the violated to be censored by the UN.
I would outlaw any commitment of troops to any foreign country without either a UN Sanction or a formal Declaration of War against that nation (this includes the billeting of troops in leased foreign bases). To do otherwise would be considered a war crime.
I only have two.
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Why stop there? Why not federalize the United Nations and outlaw all foreign aid, thus granting the birth of a global federation? FUN: the Federation of United Nations. All citizens of the federation deserve to have FUN.