* The history of the American Colonies vs. British Crown Conflict,
*The history of the American Revolution,
* The contribution of generals Kosciuszko and Pulaski to American freedom,
*Comparison of the World’s first and the second democratic constitutions: the American
*Constitution (1776) and the Constitution of 3rd May (1791).
*Polish officers fighting for the North and the South during the US Civil War
From the collections of the Warsaw Public Library