He resisted liberalisation of laws on divorce, homosexuality, alcohol licensing and gambling, and supported the Baptist church.

[1] Among his family's business empire was a chain of teetotal hotels; when the other directors voted to apply for a licence to serve alcohol, Black, a total abstainer, resigned and sold his shares in the company.

[4][5] He campaigned in favour of birching petty criminals,[5] and against a wide range of targets, including water fluoridation,[6] the popular BBC comedy show Round the Horne,[2] and immigration.

[1] In 1965, in his capacity as "a far-right Conservative MP who took a lively interest in sexual matters",[4] Black strenuously opposed liberalising the laws against homosexuals.

[4] He also brought successful lawsuits against Private Eye for suggesting that he profited from a conflict of interests between his local government and property-development activities,[10] and Socialist Leader for calling him a racist.

[5] His private commercial interests were so extensive – he held 49 directorships – that an unsuccessful attempt was made to ban him from membership of the House of Commons.

[4][12] In a biographical essay for the Oxford Dictionary of National Biography Patrick Cosgrave wrote, There were ... limits to his intolerance, and he was a man who strove mightily to do good.