Anton Hansen Tammsaare, pseudonym A.H. Tammsaare Anton Hansen Tammsaare, best known A.H. Tammsaare was an Estonian writer. , was an Estonian writer. His pentalogy Tõde ja Õigus Tõde ja Õigus - Truth and Justice I-V, written in 1926–1933, is a pentalogy by A. H. Tammsaare, considered to be his most famous work, and one of the foundational works in Estonian literature. - Truth and Justice (1926–1933) is considered one of the major works of Estonian literature and "The Estonian Novel".