Rubuta ci gaba ga wannan sakin layi - An sanya Hananu a gidan yari bayan shari'ar kuma masu leken asirin Faransa suna lura da motsinsa. Duk da haka, an saki Hananu bayan babban tawayen Siriya
na shekara ta 1925. Hananu ya ci gaba da taka rawa a cikin yunkurin kasa na Siriya. Ya kasance daya daga cikin wadanda suka kafa kungiyar National Bloc wacce ta jagoranci gwagwarmayar samun 'yanci a Siriya har zuwa lokacin da aka samu nasarar cimma hakan a shekarar 1946. Ya kasance memba na majalisar dindindin na National Bloc kuma shugaban ofishin siyasa. A shekara ta 1928, Hananu ya yi aiki a Majalisar Tsarin Mulki wanda ya tsara tsarin mulkin jamhuriya na farko ga Siriya. A cikin shekarun 1930, ya tabbatar da martabarsa a matsayin mai tsauraran ra'ayi, ya ƙi yin shawarwari da Faransawa har sai sun yi alkawarin cikakken 'yancin kai mara iyaka ga Siriya.