[1] He was awarded the Military Cross for "conspicuous gallantry and fine leadership of his squadron" under heavy fire, during which time he was severely wounded, in October 1918.
This election showed a strong swing towards the Conservatives, and Holt took the seat from the Labour incumbent Benjamin Gardner with 54% of the vote, but his position was greatly helped by the absence of a Liberal candidate.
[6] In July 1926 he spoke on a local government bill which had arisen out of disputes in West Ham, his constituency area, quoting a number of cases which he argued showed fraud and corruption in the way relief payments were made, and claiming that the board of guardians was controlled by the "Soviet rule" of trades unions.
[7] His last major action was to introduce a private member's bill in early 1927 to prohibit "seditious and blasphemous teaching to children", targeting among others the Socialist Sunday School movement.
During the Second World War Holt returned to military service, as a Major attached to the Pioneer Corps in the British Expeditionary Force.