Columbia subject headings:
Europe--History--1789-1900--Congresses.
Poland--Relations--United States--Congresses.
Revolutions--Europe--Congresses.
United States--History--Revolution, 1775-1783--Congresses.
United States--Relations--Poland--Congresses.
Harvard subject headings:
Europe--History--1789-1900--Congresses.
Poland--Relations--United States--Congresses.
Revolutions--Europe--Congresses.
United States--History--Revolution, 1775-1783--Congresses.
United States--Relations--Poland--Congresses.
Princeton subject headings:
Europe--History--1789-1900--Congresses.
Poland--Relations--United States--Congresses.
Revolutions--Europe--Congresses.
United States--History--Revolution, 1775-1783--Congresses.
United States--Relations--Poland--Congresses.