Answer
Open Door Policy of 1899
Congo Conference, 1885
Step-by-step explanation:
Open Door policy, declaration of principles inducted by the United States in 1899 and 1900 for the assurance of equal opportunities among countries trading with China and in comfort of Chinese territorial and legislative honesty. The Berlin Conference of 1884–85, also identified as the Congo Conference or West Africa Conference, organized European colonization and trade in Africa during the New Imperialism period and agreed with Germany's sudden appearance as an imperial power.