A 73-year-old ethnic Indian Singaporean man , Aravindan Balakrishnan , and a 67-year-old Tanzanian woman , his wife , Chanda Pattni , had been investigated Criminal_investigation for slavery Committing_crime and domestic servitude Committing_crime .

In any case , a total 151 Nigerians , 5 Ghanaians , 1 Tanzanian , 1 Zimbabwean , and 1 Ugandan military officers were confirmed Check to have died Death .

The objectives of the campaign were to prevent Preventing_or_letting FRELIMO 's infiltration routes across the Tanzanian border and to destroy Destroying permanent FRELIMO bases inside the liberated zones in Northern Mozambique .