What was internationalism? A. The idea that free trade creates prosperity and preserves peace.
B. The idea that Hitler could be appeased by giving in to some of his demands. C. The idea that national governments should be abolished and replaced by an international government.
D. The idea that the United States should remain neutral in international conflicts

A

Explanation:

Internationalism is a sense of recognition of participation beyond boundaries of Nations.

With sole purpose of economic prosperity

in february 1787, congress decided that a convention should be convened to revise the articles of confederation, the nation’s first constitution. in may, 55 delegates came to philadelphia, and the constitutional convention began. debates erupted over representation in congress, over slavery, and over the new executive branch. the debates continued through four hot and muggy months. but eventually the delegates reached compromises, and on september 17, they produced the u.s. constitution, replacing the articles with the governing document that has functioned effectively for more than 200 years.

after the roman empire, the catholic church began to unify by taking on many duties of a government.