19th-century philosophy of complexity from mathematics, astronomy, physics, chemistry, biology, and a new discipline called "sociology", which is the study of the "dynamics and statics of society". The American philosophers Charles Sanders Peirce and William James developed the pragmatist philosophy in the late 19th century. The twilight years of the 19th century in Britain saw the rise of British idealism, a revival of interest in the works of Kant and Hegel. Transcendentalism was rooted in Immanuel Kant's transcendence and German idealism, led by Ralph Waldo Emerson and Henry David Thoreau. The main belief was in an ideal spiritual state that 'transcends' the
Mozambican War of Independence East Africa grew throughout the 16th century; she established several colonies known collectively as Portuguese East Africa. Slavery and gold became profitable for the Europeans; influence was largely exercised through individual settlers and there was no centralised administration. By the 19th century, European colonialism in Africa had reached its height. Having lost control of the vast territory of Brazil in South America, the Portuguese began to focus on expanding their African outposts. This brought them into direct conflict with the British. Since David Livingstone had returned to the area in 1858 in an attempt to foster trade routes, British interest