1. James Cook lands on the island of Maui: On October 30, 1778, British explorer Captain James Cook landed on the island of Maui in Hawaii during his third and final voyage.

2. Hawaiian monarchy established: On October 30, 1832, Kamehameha III signed the first Hawaiian constitution, establishing a constitutional monarchy and giving the Hawaiian people the right to vote.

3. The Great Maui Fire: On October 30, 1948, a massive fire broke out in the town of Lahaina on the island of Maui, destroying over 100 buildings and causing extensive damage to the historic town.

4. Hawaii becomes 50th state: On October 30, 1959, Hawaii officially became the 50th state of the United States, ending a long process of annexation and statehood.

5. Mark Zuckerberg's Kauai estate controversy: In 2017, it was revealed that Facebook CEO Mark Zuckerberg had controversially acquired a large estate on the island of Kauai, sparking a debate about the impact of wealthy non-residents on Hawaii's land and housing market.