The AFP news agency reports that the crowd shouted racist slogans, including "Arabs get out".
They came from a dozen countries and held signs with slogans including "Hands off children".
They shouted slogans including, "We Want Justice" and "Rajpath is yours.
They chanted sporadic slogans including "fuck the police" and "anti-capitalista".
The UK campaigners will also adopt successful US slogans, including: "They say supersize, we say unionsize".
The pro-government crowd borrowed some of the opposition's slogans, including "no Sunni, no Shia, only Bahraini".
The protesters carried the placards bearing slogans including, "No Violence Against Women,"l "Unknown Citizen," and "Freedom Without Fear".
The crowd chanted anti-American slogans, including "death to Americans," "death to Obama," and "death to Jews".
They chanted anti-Putin slogans including: "No Putin, no war", "Crimea is not ours", "Putin is a thief" and "freedom".
About 50 protesters held placards with slogans including "Free them now" and "Journalism is not a crime".
The nude protesters, along with dozens of other clothed demonstrators chanted slogans, including: "People with Aids are under attack.
