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."
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Plenty of sunshine throughout the day tomorrow although showers will continue to affect the eastern areas.
Few can truly claim to be ‘the voice’ of a sport but Alastair Stewart says few could argue O’Sullevan was not that ‘voice’ for horse racing.
Tributes have been paid to the 'voice of racing' Sir Peter O'Sullevan, following his death aged 97.