He remained active politically , and in line with his family 's support for the Whigs and Catholic emancipation , he campaigned for a county meeting in Essex to protest the Liverpool ministry 's responses to the Peterloo Massacre . This ultimately failed , partly due to a lack of support from the Whig county member , Charles Callis Western , who warned " you can not mix up with the radicals with any comfort of safety "
Peterloo Massacre
Peterloo Massacre
Thomas Barrett-Lennard (politician)