1. The Territory of Hawaii Became a U.S. State in 1959: On June 14, 1959, Hawaii was officially recognized as the 50th state of the United States. This was an important moment in Hawaii's history, as it marked the end of its status as a territory and the beginning of its journey as a state.

2. The First Hawaiian Flag Was Adopted in 1816: Prior to the adoption of the current Hawaiian state flag, the Kingdom of Hawaii had its own unique flag. The first official Hawaiian flag was adopted on June 14, 1816, and featured the Union Jack of Great Britain in the upper left corner and eight stripes of white, red and blue.

3. The Battle of Kepaniwai: On June 14, 1790, the Battle of Kepaniwai took place on the island of Maui. The battle was fought between the forces of King Kamehameha I and those of Maui's ruler, Kalanikupule. It is said that the battle was one of the bloodiest in Hawaiian history, resulting in the deaths of hundreds of warriors.

4. The First Recorded Visit by Europeans to Hawaii: On June 14, 1779, Captain James Cook became the first European to visit the Hawaiian Islands during his third and final voyage to the Pacific. Cook and his crew spent several weeks in Hawaii, where they traded with the native people and made important scientific observations.

5. Celebrating King Kamehameha I: On June 14, Hawaii celebrates Kamehameha Day to honor the memory of King Kamehameha I, the first ruler to unite the Hawaiian Islands under one government. The holiday was first observed in 1872 and usually involves a parade, hula performances, and other cultural events.