[3][4] Following education at Elm House School in Sittingbourne, he spent some time as a merchant seaman,[5] before being admitted as a solicitor in 1872.
[3][11] Jackson contested the 1900 general election as the Liberal Party's candidate at Greenwich, standing against the sitting Conservative MP Lord Hugh Cecil.
Jackson was elected to Greenwich Borough Council as a Progressive Party councillor, representing the South Ward.
Their sixth, William Henry Jackson,[15] was an Anglican priest who served as a missionary in Burma (now Myanmar),[16] and invented Burmese Braille.
Not long after the birth of William, the family moved to Stobcross Lodge, at Crooms Hill, Blackheath, where they remained for around two decades.