Calling themselves the Supreme Council for the Restoration of Democracy (CSRD), the coup leaders promised to wow gold turn Niger into an example of "democracy and good governance" and save its people from "poverty, deception and corruption".
A senior army officer, Col Salou Djibo, was named head of a military government.
The US said it believed wow gold the coup had been triggered by Mr Tandja's actions last August, when he held a controversial referendum to abolish limits on presidential terms of office.