PM Abiy Ahmed declared victory over the Tigray People’s Liberation Front after federal forces captured region’s capital.
Health minister says early use authorisation will be granted after Turkish labs confirm the shots are safe.
The company banned speech that dehumanises others based on religion or caste last year.
The president is said to be worried about future investigations of his children and his son-in-law Jared Kushner.
Parents of 333 children are believed to be in the US, while parents of the other 295 are believed to reside abroad.
Vocal pro-democracy supporter will be in jail until April, in a move condemned as an attempt to silence critics.