The Columbian Exchange caused population growth in Europe by bringing new crops from the Americas and started Europe's economic shift towards capitalism. Colonization disrupted ecosytems, bringing in new organisms like pigs, while completely eliminating others like beavers.
The majority leader is the most powerful person in the Senate. (I think but I am not completely sure)
When water evaporates it disappears (not really i just wanted to give you an answer) DO YOU LIKE WATERMELON??