• France declares Guinea a separate colony from Senegal.

  • Guinea becomes part of the French West African Federation.

  • Guinea becomes independent.
  • The European Union, African Union, and United States impose sanctions on Guinea after the country's army reacted violently to a mass opposition rally. 

  • The World Health Organization declares Guinea a public health emergency over the spread of Ebola in the country. Additionally, the World Bank warns off the potential economic devastation from the outbreak that could occur in Guinea, Liberia and Sierra Leone

Sources:

BBC News open_in_new
Britannica open_in_new