<sod >ÃÂ  The mass marches were led by GazaÃ¢ÂÂs ruling Hamas group and touted as the launch of a six-week-long protest campaign.< eod>< sod > ÃÂ  The mass marches were largely led by Gaza's ruling Hamas group and touted as the launch of a six-week-long protest campaign against a stifling decade-old blockade of the territory.< eod>