What was the main purpose of the United Nations established in 1945?

The primary purpose of the United Nations, established in 1945, was to promote international cooperation among nations. Following the devastation of World War II, the international community sought a platform where countries could come together to discuss and resolve global issues, prevent future conflicts, and foster peace. The UN was designed to provide a forum for dialogue and negotiation, facilitating collaboration on a range of issues from humanitarian assistance to economic development.

The focus on cooperation extends to various specialized agencies within the UN, which work on specific areas such as health, education, and humanitarian relief, all aimed at improving global living standards and preventing conflict. The establishment of the UN embodies the collective desire of nations to work together harmoniously rather than resorting to war or unilateral actions. Thus, promoting international cooperation serves as the foundation for the UN's activities and its broader mission of maintaining peace and security worldwide.