The american anti communist crusade intensified in the late 1940s when the government began their investigation of a former state department official who had worked closely with fdr. who was this government official

This government official was Alger Hiss.

Explanation:

Alger Hiss was an American government official who was accused of being a Soviet spy in 1948 and convicted of perjury in connection with this charge in 1950. Before being tried and convicted, he participated in the establishment of the United Nations Organization as much as US Department of State official as a UN official. In his later life, he worked as a lecturer and author.

In the summer of 1948, Hoover leaked the case to Republican Richard Nixon, then a member of the House Un-American Activities Committee.

Hiss was charged on August 3, 1948. Whitaker Chambers, a former communist, claimed to have hidden microfilms that Hiss had handed him in an empty pumpkin. Pumpkin papers became an everyday expression and Chambers book was a bestseller.

Hiss served five years in prison, but throughout his life he continued to maintain his innocence.

the andes or andean mountains (spanish: cordillera de los andes) are the longest continental mountain range in the world, forming a continuous highland along the western edge of south america. this range is about 7,000 km (4,300 mi) long, about 200 to 700 km (120 to 430 mi) wide (widest between 18° south and 20° south latitude), and of an average height of about 4,000 m (13,000 ft). the andes extend from north to south through seven south american countries: venezuela, colombia, ecuador, peru, bolivia, chile and argentina.

from wikipedia

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c.) the country needed a stronger central government.