Environmentalist performance art troupe the “Red Rebel Brigade” perform before a police officer, during the environmental protest by Extinction Rebellion activist group in London, UK on October 8, 2019. Extinction Rebellion is an international movement that uses non-violent civil disobedience in an attempt to halt mass extinction and minimise the risk of social collapse. The group has blocked a number of key junctions in central London. (Photo by Rahman Hassani/SOPA Images/Rex Features/Shutterstock)





An injured demonstrator is helped by others during a protest against Chile's government in Santiago, Chile on October 30, 2019. (Photo by Pablo Sanhueza/Reuters)





A protester with her mouth taped is pictured outside the BBC Headquarters during an Extinction Rebellion demonstration in London, Britain on October 11, 2019. (Photo by Peter Nicholls/Reuters)





Nidhi Bhattacharjee, 5, dressed as a Kumari, yawns as she is worshipped by Hindu priests (unseen) as part of a ritual during the Durga Puja festival celebrations in Agartala, India, October 6, 2019. (Photo by Jayanta Dey/Reuters)





A Spanish national police officer uses his club to hit a protester during a demonstration called the Catalan pro-independence left youth group “Arran” on October 19, 2019 in Barcelona, a day after nearly 200 people were hurt in another night of violent clashes in Catalonia. The deterioration came on the fifth consecutive day of protests in the Catalan capital and elsewhere over a Spanish court's jailing of nine separatist leaders on sedition charges over a failed independence bid two years ago. (Photo by Josep Lago/AFP Photo)





A young female demonstrator is arrested by police during clashes in the Causeway Bay area of Hong Kong, China on October 6, 2019. Hundreds of thousands of protesters marched through the city's streets in defiance of the new “no-mask” law, which was introduced two days ago as demonstrations roll into a 14th week. (Photo by Rick Findler/EPA/EFE/Rex Features/Shutterstock)





A demonstrator sits on a street light as protests against high living costs continue, in Santiago, Chile on October 22, 2019. (Photo by Pablo Sanhueza/Reuters)





Performers with “Spark!”, an LED-illuminated theatrical drumming ensemble, entertain the public during the annual “Light Night Leeds” festival of visual arts in the centre of Leeds, northern England on October 10, 2019. Celebrating the diverse and thriving creativity of Leeds, Light Night Leeds is an annual free multi-arts and light festival that takes over Leeds City Centre for two nights in October. (Photo by Oli Scarff/AFP Photo)





Supporters react as U.S. President Donald Trump walks from Marine One to the White House in Washington, U.S., October 3, 2019. (Photo by Tom Brenner/Reuters)





Protesters from the Communist-affiliated trade union PAME attack a riot police officer as they clash during a demonstration against the visit of U.S. Secretary of State Mike Pompeo in Athens, Greece, October 5, 2019. (Photo by Alkis Konstantinidis/Reuters)





Leader of the Liberal Party of Canada, Justin Trudeau gets a kiss from his wife Sophie Gregoire Trudeau at a rally in Burnaby, British Columbia, on Friday, October 11, 2019. (Photo by Frank Gunn/The Canadian Press via AP Photo)





Activist of the Xakriabá people Celia Xakriaba attends the debate on the Brazilian political crisis and its impact, at Columbia University in New York, US on October 15, 2019. (Photo by Vanessa Carvalho/Rex Features/Shutterstock)





Models present creations by designer Nicolas Ghesquiere as part of his Spring/Summer 2020 women's ready-to-wear collection show for fashion house Louis Vuitton during Paris Fashion Week in Paris, France October 1, 2019. (Photo by Gonzalo Fuentes/Reuters)





U.S. first lady Melania Trump reacts to a young trick-or-treater dressed as a skeleton as the first lady and the president hand out Halloween candy to visiting schoolchildren in advance of Halloween at the White House in Washington, U.S., October 28, 2019. (Photo by Tom Brenner/Reuters)





A boy walks out of the sea while removing oil spilled on Itapuama beach located in the city of Cabo de Santo Agostinho, Pernambuco state, Brazil, on October 21, 2019. Large blobs of oil staining more than 130 beaches in northeastern Brazil began appearing in early September and have now turned up along a 2,000km stretch of the Atlantic coastline. The source of the patches remain a mystery despite President Jair Bolsonaro's assertions they came from outside the country and were possibly the work of criminals. (Photo by Leo Malafaia/AFP Photo)





Soldiers of People's Liberation Army (PLA) march in formation during the military parade marking the 70th founding anniversary of People's Republic of China, on its National Day in Beijing, China on October 1, 2019. (Photo by Thomas Peter/Reuters)





University students wearing Guy Fawkes masks pose for a photoshoot of a graduation ceremony to support anti-government protests at the Hong Kong Polytechnic University, in Hong Kong, China on October 30, 2019. (Photo by Tyrone Siu/Reuters)





North Korean leader Kim Jong Un rides a horse during snowfall in Mount Paektu in this image released by North Korea's Korean Central News Agency (KCNA) on October 16, 2019. (Photo by KCNA via Reuters)





President of Forza Italia party, Silvio Berlusconi visits a chocolate laboratory during the Eurochocolate Festival in Perugia, central Italy, 18 October 2019. The annual chocolate festival this year runs from 18 to 27 October. (Photo by Matteo Crocchioni/EPA/EFE)