At the same time , mural creators broadened their view alone with the renaissance of global economy . More and more murals related to global political events were produced , such as the Tiananmen Square protests of 1989 , Pratobello protest event , protest against G8 in Genoa , the destruction of the Twin Towers of the World Trade Center in New York City in 9-11 attack
destruction of the Twin Towers
September 11 attacks
Orgosolo mural