Alfred Thayer Mahan recommended that the American military should focus on sea-power as the key to its success in any contemporary or future conflicts.
Answer:
"Our greatest glory is not never falling, by in rising every time we fall" is referring to resilience and being able to "rise" to the occasion despite having set backs and challenges or "every time we fall". Challenges and set backs can help shape us which is why learning from them is "Our greatest glory".
Explanation:
Romans were able to battle at Sea which helped them to expand their nation. Not all nations had ships and not all nations could fight on water and land. The romans had that advantage.