Short answers, pulled from the story.
Archaeologist Ben Potter unearthed the remains of a six-week-old infant at the Upward Sun River site in 2013. DNA analysis revealed this child belonged to a population known as Ancient Beringian, genetically distinct from other Native groups present elsewhere in the New World during the end of the Pleistocene epoch.
President Grover Cleveland granted permission for the Tsimshian people to settle on Annette Island in 1887. The Tsimshian people migrated from British Columbia and founded the town of Metlakatla after receiving this authorization.
The first European vessel to reach Alaska is generally held to be the St. Gabriel under surveyor M.S. Gvozdev and navigator I. Fyodorov on the 21st of August 1732. This event marks the earliest confirmed European contact with the region documented by historians.
Alaska was officially proclaimed a state on the 3rd of January 1959, becoming the 49th state of the union. Political battles continued within Congress until approval on the 7th of July 1958 following a territorial referendum in 1946.
On the 27th of March 1964, the Good Friday earthquake killed 133 people and destroyed villages and portions of large coastal communities. This event ranked as the fourth-most-powerful earthquake in recorded history with a moment magnitude of 9.2.