Romanian soldiers take part in a joint military exercise with NATO members, called “Agile Spirit 2015” at the Vaziani military base outside Tbilisi, Georgia, July 21, 2015. Georgian soldiers along with U.S. marines and platoon-size units from Bulgaria, Latvia, Lithuania and Romania are taking part in the exercises at the Vaziani military base outside Tbilisi. (Photo by David Mdzinarishvili/Reuters)

The mother (2nd R) of missing firefighter Xue Ning is helped by other family members as she cries outside the venue of a news conference after trying to demand for more information from government officials, following the explosions on Wednesday night at Binhai new district in Tianjin, China, August 15, 2015. (Photo by Jason Lee/Reuters)

Riot police stood by the gates of parliament in Nairobi, Kenya, Tuesday, May 14, 2013, during a demonstration against members of parliament who demanded higher wages. Demonstrators released two dozen piglets and poured blood on the pavement to protest the demands for a wage hike. (Photo by Carl de Souza/AFP Photo)

Mara Salvatrucha (MS) gang members show off their weapons in the Las Victorias district of San Salvador. In March 2012, the two largest gangs in El Salvador - the Mara Salvatrucha (MS) and the Barrio 18 (M18) - agreed on a truce following secret negotiations between gang leaders in prison which were mediated by a bishop and a former rebel leader. It is unclear whether the decision was the idea of the gangs themselves or whether they were encouraged by the government. (Photo by Adam Hinton)

Liu Yi, Chinese painter, was born in Shanghai in 1958. He was a Fine Arts graduate from the Hua Dong University for Education. He did his postgraduate study of watercolor painting at the China College of Fine Arts. He lectures at university for painting and design. He is a member of the Chinese Artists Association and is also a member of the Watercolor Painting Artists Association. He is the retired Deputy President of the Shanghai Watercolor Painting Society, and is currently the Deputy Principal of the Shanghai Arts and Technical College. He is a very accomplished watercolor painter in China.

Members of the Al-Baraa bin Malek batallion, part of the Free Syria Army's Al-Fatah brigade, duck to the ground as they pull a man (R) who was shot by a sniper twice in the Bustan al-Basha district of the northern city of Aleppo on October 20, 2012. (Photo by Javier Manzano/AFP Photo)

Members of the British Thai celebrate the Thai New Year (Songkran) at the Buddhapadipa Temple on April 16, 2018 in London, England. Buddhapadipa Temple, the largest Thai temple in the UK with religious ceremonies Thai classical music and dancing performances as well as stalls selling Thai food, groceries and souvenirs. (Photo by Paul Quezada-Neiman/Alamy Live News)

Demi Sims her older sisters Chloe and Frankie, cast members of the British television series “The Only Way Is Essex” during filming in Marbella, resort area on southern Spain’s Costa del Sol on September 17, 2019. (Photo by Beretta/Sims/Rex Features/Shutterstock)