The Bishop of Aston, the Rt Revd Andrew Watson, chair of the Panel for World Mission and the Anglican Communion, said he was delighted that so many bishops had taken up the challenge.
In a Church of England interview https://soundcloud.com/the-church-of-england/white-ribbon-campaign, Bishop Andrew speaks about the White Ribbon Campaign and explains how he had been approached by colleagues from the worldwide Anglican Communion who are concerned about gender violence.
So if violence is non-gender based, I assume its OK.