The year 1020.
no
greenland
The east coast of Canada.
around 970 AD
No one. He supplied his own ship and supplies.
They were both European explorers.
He lead a group of Vikings, who became the first Europeans to land in America.
No physical remains of Leif Eriksson have been definitively found in Canada. There is speculation that he may have reached North America around the 11th century, before Columbus, based on historical accounts and archaeological evidence, but there is no direct evidence linking him to specific remains found in Canada.
Leif Eriksson was killed in battle
Leif Hallberg died in 1960.
Leif Haugen died in 2001.
Leif Husebye died in 2009.