 Realising the symbolic significance of the dam to the Portuguese , FRELIMO proceeded to spend seven years attempting to halt its construction by force . No direct attacks were ever successful , but FRELIMO had some success in attacking convoys en route to the site . FRELIMO also lodged a protest with the United Nations about the project , and their cause was aided by negative reports of Portuguese actions in Mozambique . In spite of the subsequent withdrawal of much foreign financial support for the dam , it was finally completed in December 1974 . The dam 's intended propaganda value to the Portuguese was overshadowed by the adverse Mozambican public reaction to the extensive dispersal of the indigenous populace , who were forced to relocate from their homes to allow for the construction project . The dam also deprived farmers of the critical annual floods , which formerly re @-@ fertilised the plantations . 
 Realising the symbolic significance of the dam to the Portuguese , FRELIMO proceeded to spend seven years attempting to halt its construction by force . No direct attacks <a href='uninflect' title='1'><mark>were</mark></a> ever successful , but FRELIMO had some success in attacking convoys en route to the site . FRELIMO also lodged a protest with the United Nations about the project , and their cause was aided by negative reports of Portuguese actions in Mozambique . In spite of the subsequent withdrawal of much foreign financial support for the dam , it was finally completed in December 1974 . The dam <a href='null_genetive' title='2'><mark>'s</mark></a>intended propaganda value to the Portuguese was overshadowed by the adverse Mozambican public reaction to the extensive dispersal of the indigenous populace , <a href='null_relcl' title='3'><mark>who</mark></a><a href='uninflect' title='4'><mark>were</mark></a> forced to relocate from their homes to allow for the construction project . The dam also deprived farmers of the critical annual floods , which formerly <a href='uninflect' title='5'><mark>re</mark></a> @-@ fertilised the plantations . 
Realising da symbolic significance of the dam to tdaPortuguese , FRELIMO proceeded to spend seven yrs attempting to halt its construction by force . No direct attacks was ever successful , but FRELIMO had some success in attacking convoys en route to thdaite . FRELIMO also lodged a protest with the United Nations about thedaoject , and their cuz was aided by negative reports of Portuguese actions in Mozambique . In spite of the subsequent withdrawal of much foreign financial support fir the dam , it was finally completed in December 1974 . The da  intended propaganda value to the Portuguese was overshadowed by the adarse Mozambican public reaction to the extensive dispersal of the indigenous populace , was forced to relocate from their homes to allow for the codaruction project . The dam also deprived farmers of the critical annual floods , which formerly red @-@ fertilised the plantations .