Complex sentence: In September, 1838, the Washington Artillery of New Orleans was founded-it's emblem was an irate tiger over crossed cannons, with the motto "Try Us" created by James B. Walton in 1846.
Split into simpler sentences: In September, 1838, the Washington Artillery of New Orleans was founded. Its emblem was an irate tiger over crossed cannons, with the motto "Try Us" created by James B. Walton in 1846.