The 1863 Siege of Port Hudson was the longest in American military history

History
The 1863 Siege of Port Hudson was the longest in American military history

The Siege of Port Hudson stands as the longest continuous siege in American military history, lasting 48 grueling days during the Civil War to secure control of the Mississippi River.

In 1863, Union forces began a massive investment of Port Hudson, Louisiana, that would last for nearly seven weeks. This 48-day standoff surpassed all others in U.S. history for its sheer duration and the extreme hardships faced by those trapped inside.

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