knowledge of iron-making
Native Americans migrated into Canada first. The earliest records are found to be dated around 26,500 BC.
Columbus was originally try to get to India, when he wound up in the Caribbean.
The British after suffering heavy casualties drove the Americans from their defenses on Breed's Hill and past Bunker Hill. The Americans stayed out of reach of the British until George Washington arrived to take command of the army there.
A pull factor that brought African Americans to the north was freedom. The south was being run and build on the backs of slaves and many African Americans wanted to be free. Many took to escaping using the Underground Railroad to reach the north. However, some were found and brought back.
by boats
Yes
Beringia
By boat on the Mayflower.
About 69% of Americans live to see their 70th birthday, according to data from the Social Security Administration.
Matthew Hanson and Robert Peary
knowledge of iron-making
manifest destiny
Many Americans were in a desperate state when Roosevelt took office and he gave them hope through government assistance.
Jim Whittaker climbed Everest in 1963 then again in 1965
The only means possible by radio.
The Underground Railroad