Answer:
Explanation: communication from three U.S. diplomats to Secretary of State ... U.S. minister to Spain, failed in his mission to secure the purchase of Cuba (1853), Marcy ... The resulting diplomatic statement, the Ostend Manifesto
To offer medical assistance to Third World countries.
The imperialism movement of the 19th century did not show particular concern for the native peoples in the regions they came to control through imperialistic means. There were medical missions and religious missions that accompanied the imperialistic advance into other countries, but those were factors that accompanied the imperialistic advance more than they motivated it.
Also, as a false component of that option, the term "Third World" didn't come into existence until the era of the Cold War. The "Third World" referred to the developing nations that did not align with either of the superpowers, the USA or the USSR. No one was using the term "Third World" in the 19th century.
It was basically a the transportation of African slaves to America. This occurrance took place between the 16th and the 19th century.
In this trade slaves were sold to Western Europeans which then resold the slaves to the Americans. The first ones to engage in this "programme" where the Portuguese, who took slaves to Brazil for the first time about 26 years they arrived there in 1500.
Hope it helped,
BioTeacher101