The invention of the printing press by Johannes Gutenberg is arguably one of the greatest ever made. the main benefits of the printing press was that it allowed ideas and news to be shared quickly which helped usher in the Renaissance, Reformation, the Age of Enlightenment and the scientific revolution.
The UN accomplishes this by working to prevent conflict, helping parties in conflict make peace, deploying peacekeepers, and creating the conditions to allow peace to hold and flourish. ... The UN Security Council has the primary responsibility for international peace and security.