if riots take place in one of your cities, it is because your loyalty is at 0 over a certain period of time... to raise loyalty, click on your town hall and perform a comforting called prayer, which will raise your loyalty by 25 and lower grievance by 5
Evony happened in 2009.
Priestley Riots happened in 1791.
Jaffa riots happened in 1921.
Tonypandy Riots happened in 1911.
Yizhou riots happened in 2002.
Meat riots happened in 1905.
Båstad riots happened in 1968.
Hădăreni riots happened in 1993.
Gastown Riots happened in 1971.
Bombay Riots happened in 1993.
Champagne Riots happened in 1910.
Aggieville Riots happened in 1986.