Columbia subject headings:
Mexico--History--1821-1861.
Mexico--History--Wars of Independence, 1810-1821.
Peru--History--1548-1820.
Peru--History--War of Independence, 1820-1829.
Harvard subject headings:
Mexico--Politics and government--1540-1810
Mexico--Politics and government--1810-
Mexico--Politics and government--19th century
Peru--Politics and government--1548-1820.
Peru--Politics and government--1820-1829.
Princeton subject headings:
Mexico--History--1821-1861.
Mexico--History--Wars of Independence, 1810-1821.
Peru--History--1548-1820.
Peru--History--War of Independence, 1820-1829.