If you are referring to WWI, then it is the Central Powers.
If you are referring to WWII, then it is the Axis Powers.
The opposite of an enemy is an ally, friend, confederate, or supporter.
The opposite of an enemy is an ally, friend, confederate, or supporter.
The opposite of an enemy is an ally, friend, confederate, or supporter.
The opposite of a rival is an ally.
Enemy - or foe.
~aide ~ally ~helper ~assistant ~friend
Russia
Central power
She-Ra Princess of Power - 1985 Unexpected Ally 1-53 is rated/received certificates of: Australia:G
A power cut is when the power suddenly goes out or gets shut off. The opposite of this would be a power surge, which is a sudden surge of power.
Appliances for heating purpose have high power ratings.
colleague, associate, teammate proponent, supporter, backer (of an idea)