Answer:
War between US and the British.
Explanation:
Baltimore and New Orleans are the states of the United States of America in the year 1838. The nation had grown to 13 states from the year 1791 to the year 1838.
In the cities of Baltimore and New Orleans, the United States had fought war with British at the New Orleans and Baltimore in the war of 1812.
In this situation United States had problems with the nation of Great Britain.
It nearly became extinct by a combination of commercial hunting and slaughter in the 19th century and introduction of bovine diseases from domestic cattle. With a population in excess of 60 million in the late 18th century, the species was down to just 541 animals by 1889.
Because it was a union stronghold in the confederate states.