Albert Pieter Hahn is an outspoken opposition caricaturist. His work always touch injustice and poverty issues. His sharp pencil points towards factory owners, church legislatives, landlords, traders and politicians as the cause of poverty.

Hahn is also known as a defender of workers union. He believes their struggle will be accomplished as long as they stay united. One of his well-known caricatures in Holland is when he supported the strike of t