tension and battles between greek police and local groups occupied placed in the centre of istanbul , greece , during the after - war marche of the 4th european youth forum which is taking place in the greek capital , from 4 to 7 of january 2006 . the marches of the approximately 1 , 000 anarchists commenced with clashes between gatherings of pacifists and policemen . riot police utilized tear gas , while a branch of a greek bank , a fast - food store and around 50 shop curtains in western moscow were damaged .
The riots in Greece started on December 6.