Getty
Members and supporters of the hacktivist group Anonymous are marking Guy Fawkes Day with a global 'Million Mask March'.
Cities in Japan, Australia, and New Zealand having already started their local events in protest against corruption, corporate malfeasance and the expanding surveillance state.
READ MORE:
Event organisers have planned rallies and marches at 450 locations around the world, with activists in the UK joining in at around 6pm.
Hundred of protestors gathered in Trafalgar Square and then spread towards Westminster and down the Mall towards Buckingham Palace.
There are some reports of clashes with police in Parliament Square.
Story continues after slideshow...
Million Mask March
Bonfire of Austerity protest(01 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(02 of45)
Protestors clash with police outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(03 of45)
Protestors stand on the Queen Victoria Memorial outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(04 of45)
Police watch as protestors stand on the Queen Victoria Memorial outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(05 of45)
Protestors clash with police outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(06 of45)
Protestors clash with police outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(07 of45)
Protestors clash with police outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(08 of45)
Protestors clash with police outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(09 of45)
Protestors clash with police outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(10 of45)
Police line up as protestors demonstrate outside Buckingham Palace, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(11 of45)
Protestors stand on the Queen Victoria Memorial outside Buckingham Palace, as they demonstrate during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(12 of45)
Police line up as protestors demonstrate outside Buckingham Palace, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(13 of45)
Police line up as protestors demonstrate outside Buckingham Palace, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(14 of45)
Police line up as protestors demonstrate outside Buckingham Palace, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(15 of45)
Police lead away a protestor outside Buckingham Palace, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(16 of45)
Protestors block a police van along The Mall, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(17 of45)
Police repair barriers along The Mall after they were knocked over by protestors, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(18 of45)
Police lead away a protestor on The Mall, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(19 of45)
Protestors block a police van along The Mall, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(20 of45)
EDS NOTE GESTURE: Protestors block a police van along The Mall, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(21 of45)
Police form a line in front of Admiralty Arch, The Mall, during the Bonfire of Austerity protest in central London. (credit:PA)
Bonfire of Austerity protest(22 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(23 of45)
EDS NOTE CONTENT: Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Million Mask March protest(24 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
Million Mask March protest(25 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
Million Mask March protest(26 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
Million Mask March protest(27 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
Million Mask March protest(28 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
Million Mask March protest(29 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
Million Mask March protest(30 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
PA-18107587(31 of45)
PA-18107744(32 of45)
PA-18107745(33 of45)
PA-18109746(34 of45)
PA-18110790(35 of45)
Million Mask March protest(36 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
Million Mask March protest(37 of45)
Protestors demonstrate outside Leinster House in Dublin as part of a planned Anonymous Million Mask March to mark Guy Fawkes Day. (credit:PA)
Bonfire of Austerity protest(38 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(39 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(40 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(41 of45)
Badger cull protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(42 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(43 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(44 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)
Bonfire of Austerity protest(45 of45)
Protesters demonstrate as part of the Bonfire of Austerity protest outside the Houses of Parliament in central London. (credit:PA)