What is the origin of expression saved our bacon?

The phrase "saved our bacon" is thought to have originated in the early 19th century in the United States. It is believed to have come from the practice of salting and smoking pork bellies, or bacon, to preserve them. During this time, bacon was a valuable commodity, and it was often used as a form of payment. If someone saved their bacon, it meant that they had saved their money or resources. Over time, the phrase "saved our bacon" came to be used more generally to mean "saved us from harm or trouble."