The Israeli police attacked on Thursday midday a festival organized by Palestinians in Jerusalem old city.
The festival was organized by the Palestinians Authority to mark the end of the Jerusalem the Capital of Arab Culture activities.
Witnesses said that Israeli troops and police attacked the people that gathered near Damascus gate using batons and rifle buts. Officers then rounded up a number of participants and arrested them.
Medical sources announced that a at least 20 people sustained cuts and bruises due to the police attack.
Earlier this year the city of Jerusalem was chosen by the Arab League to be Capital of Arab Culture for 2009.
The Israeli government banned all activities related to the event. Israel says Jerusalem is it capital and does not belong to Palestinians. Israeli occupied the city of Jerusalem during the 1967 war.