0 AD-800: Polynesian's colonize the Hawaiian Islands (based on current scientific information).
660-1030: Current earliest calibrated radiocarbon date range for Hawaiian use of Haleakalā Crater.
1164-1384: Current earliest calibrated radiocarbon date range for Hawaiian use of Park lands in Kīpahulu.
1778: First European contact with Hawaiians is made by Captain Cook.
1819-1850: American missionaries and whalers arrive on Maui.
1828: First written record of an ascent to the summit of Haleakalā is made by three missionaries.
1881: Sugar production from sugarcane begins in Kīpahulu, bringing with it a diverse range of immigrants to the area. Sugar production continues until mid-1920's.
1888: Haleakalā Ranch is established. Grazing of cattle begins on the slopes of Haleakalā. Cattle are pastured in Haleakalā Crater until 1922. Ranching is established in Kīpahulu after sugar production ends in the mid-1920's.
1890's: Nēnē, the Hawaiian goose, no longer found on the island of Maui due to predation by introduced cats, rats, and mongeese, as well as habitat destruction.
1898: The Republic of Hawai`i is annexed as a territory of the United States.
1916: Hawai`i National Park is established by Congress, including Haleakalā Section.