In 1915 Chamberlain was appointed member of the Central Control Board on liquor traffic.

He strongly believed in the prohibition of liquor traffic.

He became dissatisfied with the way of the Republican party was legalizing the liquor traffic by the license system.

He was against the revenue earned through liquor traffic and described it as "The wages of sin".

Anyone who had ever been "injured by the liquor traffic" was invited to share his or her experience.

The Republicans encouraged the moralistic spirit of the pietists by turning it against slavery and the liquor traffic.

When universal arbitration and the suppression of the liquor traffic comes, is it not sure to be from the pressure of these humble folks?

In his editorials he opposed the liquor traffic and so-called "squatter sovereignty."

In 1915, the drys passed a state law that effectively closed nearly all the liquor traffic.

This law restricted liquor traffic from bum boats.