because
on decemeber 7,1941 the japanese plans attack the U.S.A
Alabama Museum of Natural History was created in 1831.
Cyrus McCormick was very important to American history, He invented a machine called the harvesting (mechanical) reaper in 1831. It made harvesting wheat easier and faster, making wheat industry soar.
For Hawaii 7 December 1941 is a critical date (Japanese attack on Pearl Harbor).
The 5th US president, James Monroe died July 4th 1831. He was the third president to die on July 4th (but other years).
Ka'ahumanu was a word involved in a song in Lion king the movie, it means no worries for the rest of your days, It's our problem-free philosophy... KA'AHUMANU!
It can be: 1*1831 = 1831
Rich Budnick has written: 'Stolen kingdom' -- subject(s): Relations, Imperialism, History 'Hawaii's Forgotten History: 1900-1999' 'Hawaiian street names' -- subject(s): Etymology, Hawaiian language, History, Local, Local History, Names, Streets
The Hawaiian Islands were important to U.S. naval and merchant ships because they stopped at Hawaii on their way to East Asia.
The most famous seaport in Hawaii is Pearl Harbor on the main Hawaiian island of Oahu.
Meinrad Suter has written: 'Winterthur 1798-1831' -- subject(s): History, Influence