Explain napoleabs downfall and defeat in russia

The Russian army refused to directly engage the French in combat. Instead they harassed the French and burned to the ground anything that could be used to supply Napoleon's forces. When the extremely bad weather set in, the French supply lines were unable to deliver the needed materials Napoleon. He was later forced to retreat due to this crippling lack of resources.

one of the main reasons was definitely slavery. back in 1861, republican abraham lincoln was elected and ended up being a major influence in the slavery business. slavery greatly affected the texas economy because back in 1845 during the annexation of texas, slaves became a big part of the texas population. many texans that were in favor of the secession influenced groups through party ties.