June 01

Sunday 01, 1980:

The Cable News Network (CNN) begins broadcasting.

Wednesday 01, 1898:

The Trans-Mississippi Exposition world's fair opens in Omaha, Nebraska, United States.

Wednesday 01, 1831:

James Clark Ross discovers the position of the North Magnetic Pole on the Boothia Peninsula.

Tuesday 01, 1779:

American Revolutionary War: Benedict Arnold is court-martialed for malfeasance in his treatment of government property.

Tuesday 01, 1660:

Mary Dyer is hanged in Boston, Massachusetts, for defying a law banning Quakers from the colony. She is considered to be the last religious martyr in what would become the United States.