The Modi government must now restore services and,within seven days,review restrictions imposed five months ago when it revoked the region's special status.
The summit brought together the chiefs of Brazil,Russia,India,China and South Africa but avoided the thorniest issues.
"They do not understand that this can go horribly wrong,"the Pakistani Prime Minister Imran Khan said.
Tuesday's powerful 5.8 magnitude earthquake levelled homes and shops and split open roads.
Troops used tear gas and pellet guns on the crowd,which insisted on carrying on with the Muharram procession.
The United Nations'highest court previously ordered Pakistan to stay Kulbhushan Jadhav's execution.
Nearly 2 million people in north-east India have been told they could soon be declared stateless in a mass citizenship check that critics say is anti-Muslim.
India's foreign ministry asserts life is returning to normal in the heavily-militarised territory. Independent news reports suggest otherwise.
The Indian government scrapped Kashmir's autonomy on August 5,bringing the region under direct administration of the federal government.
India is home to a rapidly growing consumer market and labour pool that the UAE relies on for its own economy.
Those arrested include anti-India protesters as well as pro-India Kashmiri leaders who have been held in jails and other makeshift facilities.