[§14.] By what consideration is the observance of treaties induced?

[§15.] What is a perfect obligation? An imperfect obligation? Why are the obligations of nations called imperfect?

[Chapter LXIV.]

[§1.] What rights have nations on the seas? By what laws are persons at sea governed?

[§2.] Over what waters flowing through its territory has a nation jurisdiction? To what distance on the sea?

[§3.] What right have other nations to a passage over its lands and waters? Why is this an imperfect right?

[§4.] What are the mutual rights and duties of a state and foreign immigrants?

[§5.] What is its duty in respect to foreign criminals?

[§6.] What is said of the responsibility of embassadors? For bad conduct, how are they punishable? Why are they not amenable to the laws of the foreign state?

[§7.] What rights have they in countries through which they pass? What is a passport?