That we will stop importing Russian oil and gas if the EU follows suit when we import 1% of our oil and 5% of our gas from Russia, while the EU imports 35% of each. Naturally the EU have declined our 'smart' idea about sanctioning Russian oil and gas. This sanctions regime is less to do with crippling Russia's economy and more to do with these right wing hard Brexiteer's notion of crippling the EU's economy on behalf of you know where (or something).