TASK DEFINITION: You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
PROBLEM: Category: THE 20th CENTURY 
Clue: In the 1940s Franklin Roosevelt coined this term in reference to all the countries allied against the Axis powers

SOLUTION: united nations

PROBLEM: Category: STATE GOVERNMENT 
Clue: With only 49, this state's government has the fewest legislators

SOLUTION: nebraska

PROBLEM: Category: INVENTIONS 
Clue: In the 1870s this innovation revolutionized ranching & made John W. Gates a millionaire

SOLUTION:
barbed wire