Topics in European/US history

Topics in European/US history

Discuss why each of the following terms/people are important to American history. Each term should consist of 1 paragraph 5-7 sentences in length.

1. Bering Land Bridge

2. Henry the Navigator

3. Treaty of Tordesillas

4. Christopher Columbus

5. Columbian Exchange

If there are too many grammatical errors I will not release the down payment. Please be sure that you have a good understanding of this topic in history and can write clearly and concisely in the English language.