1. In 1963, the Hui Aloha 'Aina Tuahine held a significant protest at Kualoa Ranch to demonstrate against the U.S. Army's use of the land for military training exercises. The protest marked a crucial moment in the Hawaiian sovereignty movement, as it brought attention to the loss of native lands and the impact of military activities on Hawaiian culture.

2. On June 17th, 1887, King Kalakaua signed the Bayonet Constitution, which stripped power from the monarchy and granted it to wealthy foreign businessmen in Hawaii. The constitution deprived the king of the authority to choose his cabinet, weakened the legislature, and excluded native Hawaiians from participating in government.

3. In 1835, the missionary ship the Charles Doggett sailed into Honolulu Harbor on June 17th, bringing with it the first printing press to Hawaii. This momentous occasion marked the beginning of printed material in the Hawaiian language, which allowed the spread of literacy and Hawaiian culture.

4. June 17th, 1944, marks the date of the Battle of Saipan, a critical Pacific Theater battle in WWII, where thousands of soldiers from Hawaii fought and died to liberate Saipan from Japanese control. The battle proved pivotal and marked a turning point in the war, leading to the beginning of the end of Japanese control in the Pacific.

5. In 1994, on June 17th, the Polynesian Voyaging Society's canoe Hokule'a began its first around-the-world voyage, sailing over 47,000 miles and visiting 150 ports of call. This voyage aimed to promote environmental awareness and cultural exchange, highlighting the importance of traditional Polynesian voyaging techniques and practices in modern society.