 After Belgium began administering the colony, it generally maintained the policies established by the Germans, including indirect rule via local Tutsi rulers, and a policy of ethnic identity cards (later retained in the Republic of Rwanda).Revolts and violence against Tutsi, known as the Rwandan Revolution, occurred in the events leading to independence.In 1842, a ship sent by King Leopold I of Belgium arrived in Guatemala; the Belgians observed the natural riches of the department of Izabal and decided to settle in Santo Tomas de Castilla and build infrastructure in the region.