De juri belli ac pacis
(engl.: A.C. Campbell A.M.)
at McMaster University
[socserv2.socsci.mcmaster.ca/~econ/ugcm/3ll3/grotius/Law2.pdf]

De veritate religionis christianae (books 6)
(lat. ed.: I. Vaillant, Amsterdam 1718 with comment by J. Clericus)
at Marco Capurro
[www.capurromrc.it/grotius/index.html]
[www.capurromrc.it/grotius/grozio01.html]
[www.capurromrc.it/grotius/incisioni.html]

Mare liberum
(engl.)
at McMaster University
[socserv2.socsci.mcmaster.ca/~econ/ugcm/3ll3/grotius/Seas.pdf]