It's b is in baby............
Well, it is like the Biblical story about the Tower of Babylon - in the beginning, there was only one language and all the people in the world spoke it. However, because of many disputes and quarrels, they all separated and created numerous new languages. The same thing happened in the real world (if you don't believe in what the Bible says) - there used to be Proto-Indo-European language, but over time, it developed many new languages as people grew apart and created new nations.
Answer:
Armed conflict between the United States of America and Mexico from 1846 to 1848
It actually ended in 1884 I hope this help you!
Ethnic Group
thats the answer