In 2016 , Cameron 's successor , Theresa May , referred to herself as a one - nation conservative in her first speech as prime minister .
In 2016 , Cameron 's successor , Theresa May , outlined her focus on one - nation principles .
In 2016 , Cameron 's successor , Theresa May , referred to herself as a one - nation conservative in her first speech as prime minister and outlined her focus on one - nation principles .