Around 1,000 EDL protesters then made their way along Whitehall before taking a position on the pavement across the road from Downing Street.
A smaller group of anti-fascist demonstrators gathered opposite them holding an "EDL Racists" banner.
Both sides traded insults but were kept apart by officers and barriers.
The EDL supporters chanted: "We hate Cameron."
The anti-fascist supporters chanted: "Racist scum off our streets."
More top news
ITV News understands that Detective Sergeant Nick Bailey is close to being able to leave Salisbury District Hospital.
The blast happened on the road toward the Sakhi shrine where people gather to celebrate the New Year festival.
The retailer said it was "exploring" a company voluntary arrangement to help shore up its financial position.