Easier said than done.

I have signed and shared it, but unfortunately, any attempt at reform will be vetoed by the usual suspects.

The only mechanism to act against Israel is the UN Security Council, but that is hamstrung by the vetoes of the permanent members, in this case, the USA.
Anyone can call out genocide and war crimes, but without action, it's empty gestures.

Clearly you lack understanding. Nothing has been given away.

Monbiot has gone down the rabbit hole.

Should be tied with compulsory voting.