<Tr> <Th> Injuries </Th> <Td> 175 </Td> </Tr> <Tr> <Th> Arrested </Th> <Td> 20 + </Td> </Tr> <P> The Cochabamba Water War, was a series of protests that took place in Cochabamba, Bolivia's third largest city, between December 1999 and April 2000 in response to the privatization of the city's municipal water supply company Semapa . The wave of demonstrations and police violence was described as a public uprising against water prices . </P> <P> The tensions erupted when a new firm, Aguas del Tunari--a joint venture involving Bechtel--was required to invest in construction of long - envisioned dam (a priority of Mayor Manfred Reyes Villa) - so they had dramatically raised water rates . Protests, largely organized through the Coordinadora in Defense of Water and Life, a community coalition, erupted in January, February, and April 2000, culminating in tens of thousands marching downtown and battling police . One civilian was killed . On 10 April 2000, the national government reached an agreement with the Coordinadora to reverse the privatization . A complaint filed by foreign investors was resolved by agreement in February 2001 </P>

What was the main reason of bolivia's water war
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