What is at least one benefit to europeans for their involvement in the crusades?

One benefit to Europeans from their involvement in the Crusades was the expansion of trade networks. The Crusades facilitated increased contact between Europe and the East, leading to the exchange of goods, ideas, and cultures. This interaction introduced Europeans to new products such as spices, silk, and other luxury items, ultimately enriching European economies and contributing to the growth of merchant classes. Additionally, the Crusades spurred advancements in navigation and shipbuilding, further enhancing trade opportunities.