/clan ally add. If the request is accepted by a leader of the second clan, the alliance is formed. The alliance can be broken by any leader of either clan at any time with
/clan ally remove, no one needs to accept the removal of an alliance.
/clan rival add. If someone has pissed you off and you want them as rivals, their permission is not needed. To break a clan rivalry on the other hand, you need the acceptance of the other clan, you must use
/clan rival removeto send the other clan a request, once one of their leaders accept the rivalry is broken.
/clan alliancescommand, or their rivals with the