Cameroonian President Paul Biya, the world’s oldest serving head of state at 92, has executed a sweeping military reshuffle seen as a strategic move to cement loyalty as he eyes an eighth term in office.

Cameroon’s 92-year-old president announced Sunday he will seek his eighth term in the October elections. The announcement comes after speculation the aging leader would not run, setting the stage for an electoral showdown.

Cameroon's President Paul Biya, the world's oldest serving head of state at 92, has announced he will run in this year's presidential election in October.