Belgium becomes independant in 1830 after a massive uprising against the Dutch. Leopold becomes the first king of Belgium.
Belgium will be the second industrial power in the world by the middle of the 19th century.
Leopold II, son of Leopold, becomes the second king of Belgium. He buys the gigantic territory of Congo in Africa with his own fortune and will later (1908) offer it to Belgium.
During the reign of Queen Victoria, the United Kingdom experiences the Victorian Age, which is the age in which the United Kingdom is the leading economic power in the world.
Political revolution and constitutional reform across Europe severely limits powers of monarchs, advances democracy.
Gold discovered in Australia and throughout the west of the United States, leading to huge increases in national wealth and encouraging mass migration of free settlers there.
Slavery ended in British colonies and in America. See American Civil War. End of global slave trade enforced by British navy.