<span>From 1847 to 1849, Abraham Lincoln served in the United States Congress. His unpopularity led him to leaving politics for the next 5 years as he pursued his career as a lawyer. He of course later returned to politics and eventually became President of the United States.</span>
December 11 1936 until his death
Flees and Rats that were spreading the disease
the answer to your question is a) they had advanced planning and developed effective military methods.