HC Deb 27 October 1970 vol 805 c45W
74. Mr. S. C. Silkin

asked the Secretary of State for the Home Department on how many occasions during the last five years for which records are available persons have been, respectively, indicted and convicted on charges of riotous assembly and unlawful assembly.

Mr. Sharples

This information is not readily available and could not be obtained without disproportionate cost.