These are some Peace symbols like the doves and the rainbow.
The dove is a symbol of peace around the world. Noah set a dove free from the Ark. It returned carrying an olive branch.
The most famous doves of Peace were made by the famous Spanish painter Pablo Picasso .
Rainbow: The rainbow is also a biblical peace symbol.Some religions believe that after the Great Flood, God created a rainbow as a sign of forgiveness.
The ''N'' and ''D''-This symbol was used widely in the 60's to express Peace.The story goes that it was originally designed to promote PEACE
Nuclear and Disarmament.