(~s)
1.
If one group has an ~ with another group, it has a close or official connection with it. (FORMAL)
The group has no ~ to any political party...
N-VAR: oft N with/to n
2.
If you have an ~ with a group or another person, you have a close or official connection with them. (FORMAL)
...Johnson’s ~ with shoe company Nike...
They asked what her political ~s were.
N-VAR: oft N with/to n