Question

President Franklin Roosevelt sought to make the Monroe Doctrine a multinational policy as well as a national policy. This meant that

Answer 1

It meant that all nations of the western hemisphere shared a common goal of preventing European dominance in the Americas

Answer 2

Explanation: Franklin Roosevelt would make the Monroe Doctrine a multinational policy because he considered that it should be established in the countries of Latin America, by means of the amendment called the Roosevelt Colloquium, starting from yes, from the experiences of the past where the Monroe Doctrine was applied to the European powers that sought recolonization in times when the United States had recently become independent of those powers.

As for National Policy, the application of this amendment, based on the Monroe Doctrine, was intended to safeguard and ensure the rights of American citizens within their nation, honoring that phrase synthesized from the doctrine: "America for American people".