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: AMERICAN POETRY 
Clue: In "Stopping by Woods on a Snowy Evening", he wrote that he had "promises to keep, and miles to go before I sleep"

SOLUTION: frost

PROBLEM: Category: JORDAN 
Clue: Jordan lost the city of Jerusalem & the territory known as the West Bank during a war in this year

SOLUTION: 1967

PROBLEM: Category: THE ZULU 
Clue: Zulu warriors carried the isihlangu shield, often white with black or brown marks, made of this animal's hide

SOLUTION:
cow