French Sudan change until 1933. At that point, the colony of the French Upper Volta ("Haute-Volta", modern Burkina Faso) dissolved, and the northern territory was added to French Sudan. In 1947, Upper Volta was reestablished, and the French Sudan borders became those that eventually became the borders of Mali. Kayes was the original capital city from the 1890s until 1908, when the capital moved to Bamako, where it remains. The colony supported mostly rain-fed agriculture, with limited irrigation for its first 30 years. The only cash crops were nuts gathered close to the railroad between Kayes and Bamako. However, following successful tests
French Guinea its voters' rejection of Charles de Gaulle's Constitution of 1958. At the time French Guinea was the only colony to reject the new constitution. French Guinea became the modern-day country of Guinea, keeping French as its official language. French Guinea French Guinea () was a French colonial possession in West Africa. Its borders, while changed over time, were in 1958 those of the current independent nation of Guinea. French Guinea was established by France in 1891, within the same borders as its previous colony known as Rivières du Sud (1882–1891). Prior to 1882, the coastal portions of French Guinea were