Help ill mark as specialist please

Explain how president trumans knowledge of previous historical events influenced him to initiate us involvement in korea

Atype of infrastructure that state governments maintain is schools roads libraries parks

Two gymnastics teams are intense rivals. the first team has started recruiting new gymnasts from different cities and even foreign countries in an effort to build a stronger team. after learning this, the second team begins its own recruitment campaign to find even better gymnasts. over a period of months, each team recruits dozens of players, each time trying to find a better recruit than its rival's most recent addition. which idea from the cold war is most similar to this scenario?