The chief military exploits of Frederick Henry were the sieges and captures of Grol in 1627, 's-Hertogenbosch in 1629, of Maastricht in 1632, of Breda in 1637, of Sas van Gent in 1644, and of Hulst in 1645.
Tristan Henri Christiaan Hoffman (born January 1, 1970 in Groenlo, Oost Gelre) is a Dutch former road racing cyclist.