During 1849 the building was used for the Legislative Assembly of the Province of Canada.

He was elected to the Legislative Assembly of the Province of Canada in 1863.

Brown was elected to the Legislative Assembly of the Province of Canada in 1851.

He was elected to the Legislative Assembly of the Province of Canada for the same region in 1844.

This was also the last session of the Legislative Assembly of the Province of Canada.

In 1841, he was appointed sergeant-at-arms for the Legislative Assembly of the Province of Canada.

He represented London in the Legislative Assembly of the Province of Canada from 1851 to 1854.

He represented Lincoln in the Legislative Assembly of the Province of Canada from 1863 to 1866.

In 1857, he was elected to the Legislative Assembly of the Province of Canada for Grey.

John's political career began in municipal government, and in 1858, he was elected to the Legislative Assembly of the Province of Canada.