time. May 22 – The Stockholm Convention on Persistent Organic Pollutants is adopted by 127 countries to limit pollution internationally. May 26 – The African Union is formed to replace the Organisation of African Unity. It will begin operation the following year. May 28 – 2001 Central African Republic coup d'état attempt: Central African forces led by André Kolingba carry out a failed attempt to overthrow the government of the Central African Republic. Dozens are killed in the ensuing violence. June June 1 – Crown Prince Dipendra of Nepal kills his father, the king, his mother and other members of the royal family with an assault rifle and then shoots himself in the Nepalese royal massacre. Dipendra is recognized as King of Nepal while in a coma. June 4 – Gyanendra ascends the throne of Nepal on the death of his nephew, Dipendra. June 6 – U.S. Senator Jim Jeffords of Vermont leaves Republican party to caucus as an independent with Democrats, handing majority control of the Senate to the Democratic Party and Majority Leader Tom Daschle. June 7 – George W. Bush signs the Economic Growth and Tax Relief Reconciliation Act of 2001, the first tax cut of a series now known as the Bush tax cuts. 2001 United Kingdom general election: Tony Blair and the Labour Party win a second landslide victory. Former Argentinian president Carlos Menem is arrested on suspicion of illegal arms sales. June 15 – Declaration to establish the Shanghai Cooperation Organisation is signed. July July 7 – 2001 Bradford riots: Ethnic violence is provoked in Bradford, England, by the far-right National Front and far-left Anti-Nazi League. July 14 – Agra Summit: India and Pakistan begin talks to improve relations. The summit ends inconclusively on July 16. July 16 – China and Russia sign the 2001 Sino-Russian Treaty of Friendship. July 19 – UK politician and novelist Jeffrey Archer is sentenced to 4 years in prison for perjury and perverting the course of justice. July 20–22 – The 27th G8 summit takes place in Genoa, Italy. Massive demonstrations, drawing an estimated 200,000 people, are held against the meeting by members of the anti-globalization movement. One demonstrator, Carlo Giuliani, is killed by a policeman, and several others are injured. July 23 – Megawati Sukarnoputri is inaugurated as the first female president of Indonesia. July 24 – Simeon Saxe-Coburg-Gotha, deposed as the last Tsar of Bulgaria when