D. Potential employment is the factor that pulled immigrants to the United States. In their mother countries, they couldn't find any job, which is why they moved to the US in order to make a living.
China and Russia team up to build a new space station, conservationists work to build a wall of trees on a desert's border, and we check out an island for sale.
Answer: WHo is Captain John SMith
Explanation: John Smith was an English soldier, explorer, colonial governor, Admiral of New England, and author. He played an important role in the establishment of the colony at Jamestown, Virginia, the first permanent English settlement in America in the early 17th century.
<span>The Self Strengthening Movement was a 19th century push to modernise China, particularly in the fields of industry and defense. </span>