Complex sentence: The Russell-Einstein Manifesto, issued in London on July 9,1955 by Bertrand Russell in the midst of the Cold War, highlighted the dangers posed by nuclear weapons and called for world leaders to seek peaceful resolutions to international conflict.
Split into simpler sentences: The Russell-Einstein Manifesto was issued in London on July 9,1955 by Bertrand Russell in the midst of the Cold War. It highlighted the dangers posed by nuclear weapons and called for world leaders to seek peaceful resolutions to international conflict.