of the then oil/energy crisis and the Latin American default, during the late 1970s and early 1980s, led to increasing social pressures for democracy, which slowly but steadily forced the army to return to its professional activities. 21st century Since the late 1950s, it has taken part in some United Nations peacekeeping missions as for example: in Suez 1956–67, East Timor 1999–2004, Angola 1995–1997 and Haiti since 2004, being the latest, the most recent outside intervention in that nation, as well as the longest length operation in the history of Brazilian military outside the country. In the destructive earthquake that occurred in Haiti on January 12, 2010, eighteen Brazilian soldiers died. The Brazilian Army deployed about 2,150 troops to Haiti to help in the country's reconstruction. The Brazilian Army is trying to renew its equipment and making a redistribution of its barracks in all the Brazilian Regions, prioritizing the Amazon. After the promulgation of Brazilian National Defense Strategy, in December 2008, the Brazilian Government appears to be interested in the Armed Forces modernization. In 2010, during the Rio de Janeiro Security Crisis, the Brazilian Army sent 800 paratroopers to combat drug trafficking in Rio de Janeiro. Following the invasion, approximately 2,000 Army soldiers were sent to occupy the Complexo do Alemão. In 2014, the 2,050 Army troops stormed into a Rio de Janeiro slum complex, Maré, with armoured personnel carriers and helicopters in a bid to improve security two months before the start of the 2014 FIFA World Cup. Due to the 2014 FIFA World Cup the Brazilian Army offers more than 50,000 men for security at the event, is the largest military manpower employed in the security of a FIFA World Cup. In February 2016, the Brazilian federal government had mobilized 60% of the Armed Forces, or about 220,000 soldiers (including more than 140,000 troops of the Brazilian Army), to go "house to house" in the battle against Zika virus outbreak. In July 2016, Brazilian Army provided more than 21,000 soldiers, 28 army helicopters and 70 armoured vehicles to ensure the security of the Rio de Janeiro city during 2016 Summer Olympics. Another 20,000 soldiers be on duty in the five cities that will co-host the Rio 2016 Olympic football tournament: Belo Horizonte, Brasília, Manaus, Salvador and São Paulo. 14,800 Army soldiers were also deployed in Rio de Janeiro during the games. In February 2017, during the Espírito Santo