YOU SAID:
hello my home country is the united states of america
INTO JAPANESE
こんにちは、私の母国はアメリカ合衆国です
BACK INTO ENGLISH
Hello, my home country is the United States.
INTO JAPANESE
もし、私の母国はアメリカです。
BACK INTO ENGLISH
If my home country is America.
INTO JAPANESE
私の母国がアメリカなら。
BACK INTO ENGLISH
If my home country is America.
That didn't even make that much sense in English.