More than 6 billion people live in countries where serious levels of public sector corruption are fueling inequality and exploitation, according to Transparency International's 2015 index of perceived public sector corruption. The group's annual report measures perceptions of corruption due to the secrecy surrounding most corrupt dealings. Two thirds of the 168 countries assessed were identified as having a serious corruption problem. Somalia, which has been mired in conflict since civil war broke out in 1991, ranks bottom of the list. (Photo by Feisal Omar/Reuters)

Tea garden workers carry sacks of tea leaves at Fatikchera tea garden estate on the outskirts of Agartala, India, May 10, 2016. (Photo by Jayanta Dey/Reuters)

Reuters multi-award winning photographers are celebrated here in a three part retrospective on the 30th anniversary of the service's launch. They have captured dramatic images illustrating the human tragedy of natural disaster and war as well as the fallout of economic events across the continents, creating iconic images, recognised around the world. Here: an injured soccer fan is carried to safety by a friend after a wall collapsed during violence between fans before the European Cup final between Juventus and Liverpool at the Heysel stadium in Brussels, May 29, 1985. 39 people died, and a further 600 were injured. (Photo by Nick Didlick/Reuters)

The waning moon is setting over the mountain “Les Cornettes de Bise” located at the border of the Haute-Savoie and the Valais canton of Switzerland in the Chablais Alps, photographed from Glutieres, January 7, 2015. (Photo by Anthony Anex/EPA)

Pallas' s cat kittens with theit mother in an enclosure at the Novosibirsk Zoo, Novosibirsk, Russia on July 11, 2018. Pallas' s cat, also known as manul, is a small wild cat native to montane steppes of the Central Asia and listed as an endangered species. (Photo by Kirill Kukhmar/TASS)

A vendor carries her products in a bucket on her head as she walks through the neighborhood of Jalousie, in the commune of Petion Ville, Port-au-Prince, on December 17, 2018. On the hills of Port-au-Prince, a chaotic jumble of structures stretches ever farther into the distance: Haiti's capital is suffering under the weight of high inflation, endemic corruption and a perilous drop in the value of its currency. Jalousie is a poor neighborhood of the capital which lacks sanitation and potable water. (Photo by Hector Retamal/AFP Photo)

Former leader of Britain's UKIP party, Nigel Farage (C) reacts as he speaks with Italian-Swedish MEP Anna Maria Corazza Bildt (L) and British Journalist Rachel Johnson during a panel discussion at a conference on Brexit, at the Saatchi Gallery in London on February 19, 2019. The British government on Friday dismissed as a “hiccup” its latest parliamentary defeat over Brexit, saying it would press on with trying to renegotiate its EU divorce deal as exit day looms in just six weeks. (Photo by Tolga Akmen/AFP Photo)

An Orchid Mantis (Hymenopus coronatus) is perched on the head of a frog hanging from a tree branch on March 15, 2017 in Padang, Indonesia. (Photo by Riau Images/Barcroft Images)