Columbia subject headings:
Concept of liberty.
Kant, Immanuel, 1724-1804--Congresses.
Liberty--Congresses.
Peace--Congresses.
Harvard subject headings:
International law--Philosophy--Congresses.
International organization--Congresses
Kant, Immanuel, 1724-1804--Contributions in political science--Congresses.
Kant, Immanuel, 1724-1804. Zum ewigen Frieden--Congresses.
Peace--Congresses
Peace--Philosophy--Congresses.
Princeton subject headings:
Kant, Immanuel, 1724-1804--Contributions in political science--Congresses.
Kant, Immanuel, 1724-1804. Zum ewigen Frieden--Congresses.
Peace--Congresses.
World politics--1989---Congresses.