That depends on what is meant by "come to be."
The North and South American Continents came to roughly their current arrangement and form several million years ago.
The European discovery of America that was followed up in a sustained and successful way was the 1492 voyage of Christopher Columbus. But he did not realize that he had not reached the Far East.
By 1520 the Europeans understood that they had encountered a continent previously unknown to them.
The first successful British settlement in North America was at Jamestown in 1607.
The British colonies in America declared independence in 1776.
The US Constitution was adopted by the Constitutional Convention in 1787 .
The US Constitution was ratified by the required minimum of 9 states in 1788.
The US government began operating under the US Constitution in 1789.
Any of these dates, and several others, could be the year "America came to be."
Finally: America came to be when In 1507, Martin Waldseemüller produced a world map on which he named the new continent America after Vespucci's first name, Amerigo.
2000
the first Asian come to America came in 1843
yes it will come out in this year
the dutch arrived in America in 1609.
the first Asian come to America came in 1843
1950s.
2000
1775
The Coleman family arrived in America from Marlborough in Wiltshire in the year 1856.
In the year 2000.
1733
1492