Title: Tabaré Vázquez
Content:  Tabaré Ramón Vázquez Rosas (17 January 19406 December 2020) was a Uruguayan politician who served as the 41st President of Uruguay from 2015 to 2020. He previously served as president from 2005 to 2010 as the 39th officeholder. A physician (oncologist), he was a member of the leftist Broad Front coalition. Before his first presidential term, Vázquez was president of the Club Progreso team and made two unsuccessful presidential bids in 1994 and 1999. He served as Intendant of Montevideo between 1990 and 1994 shortly before his first presidential campaign. Vázquez was first elected president on 31 October 2004 and took office on 1 March 2005. He was the first socialist president of the country. His first presidency was remembered for his diplomatic relationships with Brazil and Argentina while being criticized by his party over his anti-abortion views. After leaving the presidency in 2010, Vázquez successfully ran for a second term in 2015.
Title: Second presidency of Tabaré Vázquez
Content:  The second presidency of Tabaré Vázquez began on 1 March 2015 when he was inaugurated as the 41st president of Uruguay. Vázquez, a member of the Broad Front Party took office following his victory over the National Party nominee Luis Lacalle Pou in the second round of the 2014 general election, thus granting another five years of leftist governments. This presidential term continued the policies established since the Broad Front came into power in 2005.
Title: Tabaré Vázquez
Content:  highest-finishing candidate of the party winning the most votes. Still, Vázquez turned in the best showing of a third-party candidate since the restoration of the presidential system in 1967; he only had 12,100 fewer votes than the combined vote of the second-place National Party. In 1996, he was elected leader of the Frente Amplio, replacing the historic leader of the left-wing coalition, Liber Seregni. He ran again unsuccessfully for president in 1999. In the first election held after Uruguay scrapped the Ley de Lemas system, he led the field in the first round, with 40.1 percent of the vote. He lost to Colorado candidate Jorge Batlle, taking 45.9 percent of the vote.
Title: 2017 in Uruguay
Content: President: Tabaré Vázquez ; Vice President: Raúl Fernando Sendic (until September 13), Lucía Topolansky (starting September 13) 
Title: 2020 in Uruguay
Content: President: Tabaré Vázquez (until 1 March) - Luis Lacalle Pou (starting 1 March) ; Vice President: Lucía Topolansky (until 1 March) - Beatriz Argimón (starting 1 March) 
Title: 2019 in Uruguay
Content: President: Tabaré Vázquez ; Vice President: Lucía Topolansky 
Title: Tabaré Vázquez
Content:  In the 2004 elections, he won 50.45% of the valid votes, enough to win the presidency in a single round. He became the country's first president from a left-wing party, and thus the first one since the 1830s who was not a member of the National (Blanco) or Colorado parties. He also had the support of the President of Brazil, Luiz Inácio Lula da Silva, likewise a centre-left democratic socialist. Among the most complex issues that dominated his administration was an ongoing conflict with Argentina over potential contamination from pulp mills being built on the Uruguayan side of the Uruguay River. He 
Title: Tabaré Vázquez
Content:  that his father was in home hospitalization after suffering an acute thrombosis in his left leg, but was recovering. He died of his lung cancer in Montevideo on 6 December 2020, at age 80. President Luis Lacalle Pou declared three days of national mourning following his death and said that Uruguay "lost a prominent scientist and a citizen defender of human rights". His funeral was held in "intimacy" due to the COVID-19 pandemic and he was buried at Cementerio de La Teja in Montevideo alongside his wife. During the funeral procession, thousands of people took to the streets to see him off to applause and cheers. The night before a national applause was called from the balconies.
Title: 2010 in Uruguay
Content: President: Tabaré Vázquez (until March 1), José Mujica (starting March 1) ; Vice President: Rodolfo Nin Novoa (until March 1), Danilo Astori (starting March 1) 
Title: 2018 in Uruguay
Content: President: Tabaré Vázquez ; Vice President: Lucía Topolansky 

Question: Verify the following claims with "True" or "False": When was Tabaré Vázquez a leader of Uruguay?
Answer: True