The world’s oceans are more than just vast expanses of water they are the lifeblood of global commerce, security, and geopolitical influence. As we sail into 2025, the importance of understanding the latest developments in naval affairs has never been greater. With emerging technologies, climate change, and shifting alliances, the world's navies are evolving rapidly to meet new challenges. For defense enthusiasts, policy makers, and curious minds alike, here are the 10 Essential Navy Current Affairs for 2025 that are shaping the future of maritime defense.