National Power is an estimation of a commander's military strength and planetary infrastructure. 

How to check my National Power?

- On Planet View, the National Power is located beside your Commander's Profile Image

- Tap the Commander's Profile and '?' on your National Power to view the detailed information

How to increase my National Power?

- Building and upgrading facilities

- Completing researches

- Recruiting heroes

- Building and promoting flagships and non-flagships

- Enhancing Flagship equipment and command buff

Reasons why you've lost your National Power

- Sending the hero to the council

- Damaged/destroyed ships (Ships could be lost when you do not have enough slots on your Repair Facility to accommodate damaged ships)