Year 1433 was a common year starting on Thursday (link will display the full calendar) of the Julian calendar. Events of 1433 Winter: Much of the English town of Alnwick in Northumbria is burnt by a Scottish raiding party. The Ming Dynasty in China disbands their naval fleet after the last great maritime expedition led by Admiral Zheng He, altering the balance of power in the Indian Ocean and making it easier for Portugal and other Western naval powers to gain dominance over the seas. In Min… (More on 1433)