The most excellent Hugo Grotius, his three books treating of the rights of war & peace in the first is handled, whether any war be just : in the second is shewed, the causes of war, both just and unjust : in the third is declared, what in war is lawful, that is, unpunishable : with the annotations digested into the body of every chapter / translated into English by William Evats ...

XV. Whether it be requisite that the acce∣ptation should be made known to the Promiser.

It is also sometimes controverted, Whether to make a Promise fully effective, it be requisite that the thing promised be not only accepted, but that the acceptance be also made known to the Promiser, before it can obtain its full effect. And certain it is, that either way the Promise made may be binding: As for Example, either thus, This will I do if it shall be accepted; or thus, This I will do, if I shall understand that it will be accepted. And if the Promise do imply a mutual obligation on both sides, then it is to be understood in the latter sense. But if the Promise be free and sponta¦neous, then it is best to believe that it was meant in the former sense, unless it shall ap∣pear otherwise.