What is located in the Pacific Region, was found by pioneers in 1776, and became the sight for planning meeting for the United Nations?

Respuesta :

 The correct answer is San Francisco. It is a city in California and was discovered in 1776. In 1945 it was used for the United Nations to have conferences, and there's even a place in it that is called the United Nations Plaza. It is in the pacific region just like the entirety of California.