حزب الوفد
In 1915, Sidky joined the nationalist Wafd Party and was eventually deported to Malta with party founder Saad Zaghloul and other loyalists in 1919. Following World War I Sidky left the Wafd Party. He served as Minister of Finance in 1921 and 1922 and as Minister of Interior in 1922 and from 1924 to 1925. He then retired from politics.