Answer:
Austria, Hungary, Czechoslovakia, and Yugoslavia
Explanation:
The former empire of Austria-Hungary was dissolved, and new nations were created from its land: Austria, Hungary, Czechoslovakia, and Yugoslavia.
Communism is the idea of everyone being equal no private businesses, free healthcare free school etc everything is owned by the state it is a great idea that will never work because of peoples greed to want more and more. There are also problems and concerns with corruption as the businesses etc are all state owned
Capitalism is an idea that the countries/states economy is controlled by private businesses for profit rather than by the state. Which is currently how the US works.
I didn't put much details into the answer because I wanted it to be swift and not confusing I just outlined the basic idea of the two systems if you need more info let me know.
The connection is that Catholicism is the early form of Christianity and share the same God same saints and Similar bibles. The different denominations of the church were broken off from the catholic church became idiotic disputes like Martin Luther and John Wycliffe.
Tables of contents hope that helps