Throughout its history, millions of people have immigrated to America. List four reasons given by people who have left their homeland and settled in the U. S

Start New, Scarcity, Freedom of religion, and war.

Explanation:

Some reasons why people came to American is to find a job. Other people left their country to find a new life and start fresh. Another reasons that people moved to America is because their food was scarce. Like the  Great Potato Famine in 1845.  This caused many family's in Ireland to move to the united states so that they could eat and get jobs. Another reasons that people moved to America is that they wanted freedom of religion. Sometimes their religion is not welcome in their country and they could get in trouble for it. So they moved to America and started a new life and embraced their religion. One main reasons that people from different country's moved to different country's because they wanted to get way from war. Many country had just finished wars and are now are wanting to start new for them and their family's. 

2018 means 2018 ce or common era

there have been other eras too including bce, which included way more years.

ayatollah khomeini can best be described as the leader who declared iran to be an islamic republic.