The demonstrations were sparked by demands for Khan’s release from jail and the resignation of the federal government over what they call rigged general elections this year.

Clashes broke out when protesters demanding the release of Imran Khan entered the capital late Monday, dodging the efforts by government stop the massive stir.

At least six people have died in protest-related violence as supporters seeking Imran Khan’s release from prison broke through barriers meant to lock down Islamabad.

Imran Khan, the former prime minister of Pakistan, faces over 200 legal cases following his government's dismissal. Amid burgeoning protests by his party, PTI, leaders met him in jail to discuss strategies.

Pakistani authorities arrested over 4,000 supporters of Imran Khan, including five parliamentarians, ahead of a rally demanding the release of the former prime minister from prison, where he has been held for over a year.

The government blocked most major roads with shipping containers, and police and paramilitary personnel were deployed in riot gear.

Thousands of demonstrators supporting former Pakistani Prime Minister Imran Khan broke through barricades around Islamabad on Tuesday, killing four security service members and moving toward the center of the city.

Thousands of supporters of former Pakistan Prime Minister Imran Khan breached roadblocks and clashed with police to converge in Islamabad as deadly protests that killed at least five people continued for a second day.

Three members of the Pakistan Tehreek-e-Insaf (PTI) party were killed during rallies in Islamabad as part of the most recent wave of political turmoil in Pakistan. Tensions between PTI members and law enforcement have escalated as a result of the protests,