Probably as a member of one of the parties, such as the Green Party, Socialist Worker Party or SNP, who would turn them out of this country (in the case of the SNP, off Scottish soil.)
Or you could always try the Guy Fawkes solution next November.
write your parliament... but keep in mind that America has a military presence in every single nation they have ever dispatched troops to. i sincerely doubt an ally like the English would ask for them to leave.