There aren’t any options but I assume the answers are: mapmaking, compasses, and square sails.
By the given statement in question, Truman wanted to imply that the effect of communism was growing and if it could not be checked by aiding such countries as Greece and Turkey, then it would have far reaching effects. Truman feared that communism would slowly grip these countries in financial trouble and spread to the Latin American countries and the countries in the East at a very fast rate.
The biggest surprise from the New Horizon’s flyby of Pluto on
July 2015 was learning that Pluto has frozen Methane that resembles a row of
knives with the edges pointing up located around its equator. It is similar to
Earth’s “penitente”, snow formations found at high altitudes, but the
formations on Pluto can measure hundreds of feet tall.
<span>When the war ended on November 11, 1918, African Americans anxiously and optimistically hoped that their patriotic sacrifices would have a positive impact on race relations and expand the boundaries of civil rights. Political leaders attempted to exert influence on the Versailles peace proceedings. W. E. B. Du Bois organized a Pan-African Congress, held in Paris from February 19 to 21, 1919, which challenged the legitimacy of European colonialism. (Just use the important parts)
</span>