What was one important accomplishment of Miguel Hidalgo y Costilla? A. He began the fight for independence in New Spain.
B. He helped free Brazil from French and Spanish control.
C. He ensured that peninsulares took charge in Latin America.
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D. He helped liberate Argentina, Chile, and Peru from Spanish rule.

Option A, is the right answer.

Explanation:

Miguel Hidalgo y Costilla was a Catholic Priest who is known for launching the Mexican War of Independence on 16th September 1810. He launched the Mexican Revolution against the Spanish colonial rule of Mexico. The revolution was not only about ending the Spanish rule in Mexico but was also about the redistribution of property and racial equity. He met success in the early phase of the revolution but during the course of time, he was defeated, arrested and executed by the colonial government. But, he was the one who sparked the fire for independence among Mexicans and the revolution started by him launched a series of political and military events resulting in the independence of Mexico.

nations must cooperate to bring about and maintain world peace.

nations must not wage wars or commit war crimes in a desire to control other nations.

i think i know which options you have but if these aren't options let me know