People, groups, or countries that have agreed to help and support each other, especially in a war or other conflict.
Here's a breakdown:
* People, groups, or countries: This indicates that allies can be individuals, organizations, or nations.
* Agreed to help and support each other: This signifies a mutual commitment to assist one another.
* Especially in a war or other conflict: While allies can form for other reasons, the most common and well-known context is during times of war or conflict.
Essentially, allies are those who stand together and work towards a common goal, often in the face of adversity.