The navy is considered the most important part of the countries that have a large coastline. Navies, large and small, are renowned over the world for carrying out specialized duties such as ensuring the safety of their waters, safeguarding their homelands, and keeping communication links and shipping routes available during times of peace. They demonstrate their naval strength to safeguard their country during times of conflict. A country with a large coastline has to have more strong navies.
Here are the top 20 most powerful navies in the world.
| Rank | Country | Naval assets |
| 1. | Russia | 781 |
| 2. | China | 730 |
| 3. | North Korea | 505 |
| 4. | United States | 472 |
| 5. | Sweden | 353 |
| 6. | Indonesia | 333 |
| 7. | Italy | 309 |
| 8. | India | 294 |
| 9. | Thailand | 293 |
| 10. | Sri Lanka | 270 |
| 11. | Finland | 246 |
| 12. | Colombia | 237 |
| 13. | Myanmar | 227 |
| 14. | Algeria | 213 |
| 15. | South Korea | 200 |
| 16. | Mexico | 194 |
| 17. | Greece | 187 |
| 18. | Turkey | 186 |
| 19. | Bolivia | 173 |
| 20. | Spain | 168 |
You obviously have no idea of the concept of “power”. If you truly believe that the Navy of Algeria is capable of projecting more sea power than the Royal Navy, you need to think again. You start by suggesting the most powerful navies, and then list the largest. It is not size that matters, it’s quality and blue water capability.