1. In 1794, French explorer Jean-Francois de Galaup, Comte de La Perouse, arrived in Hawaii on June 13. He spent nine days in the islands, exploring the coast and collecting data for his studies. He named the islands "Archipel des Sandwich" in honor of the British patron who supported his expedition.

2. On June 13, 1825, the first Catholic mass was celebrated in Hawaii by French priests, who came to the islands to spread Christianity. They met a warm welcome from the Hawaiian people, who were curious about their teachings and traditions.

3. In 1887, King Kalakaua, the last king of Hawaii, signed the "Bayonet Constitution" into law on June 13. This constitution gave more power to foreign residents and limited the power of the Hawaiian monarchy. The king was forced to sign it at gunpoint, and it became a source of resentment among native Hawaiians.

4. On June 13, 1900, the United States Congress passed the Organic Act, which made Hawaii a U.S. territory. The act provided for a governor and a legislative assembly, but native Hawaiians were still excluded from political power.

5. Honolulu-born musician Henry Kapono Kaaihue was born on June 13, 1950. He gained national recognition as a member of the popular Hawaiian band Cecilio & Kapono in the 1970s, and has since released many solo albums. He is known for blending Hawaiian music with rock and pop influences, and remains a beloved figure in the Hawaii music scene.