Complex sentence: Conservatives had been removed from the Liberal demonstration earlier in the week, and had retaliated by packing two Liberal meetings in St Albans on thursday 4th, heckling the speakers, and in one case closing Slack's meeting with a vote of support for Gibbs.
Split into simpler sentences: Conservatives had been removed from the Liberal demonstration earlier in the week, and had retaliated by packing two Liberal meetings in St Albans on thursday 4th. They heckled the speakers, and in one case closed Slack's meeting with a vote of support for Gibbs.