Question

What was the main reason imperial nations built large naval forces?

Answer 1

The main reasons that imperial nations built large naval forces was to protect their economic interests in these colonies as well as their political interests. In addition they also sought to demonstrate their size and prowess in their ability to exert military force around the globe. 

Answer 2

The main reasons that imperial nations built large naval forces was to protect their economic interests in these colonies as well as their political interests. In addition they also sought to demonstrate their size and prowess in their ability to exert military force around the globe.