Russia, the U.S. and China remain the world's three largest countries in terms of the size of their nuclear arsenals.

The United States and India have developed a strong defense partnership in recent years, especially in relation to China.

As the Ukraine conflict drags on and Russia nears completion of its nuclear modernization effort, experts ask: how many ...

President Trump thought Ukraine's surprise drone attack over the weekend was "strong" and "badass," sources who discussed it ...

While nuclear crises between the “Big Three” can still be managed, preventing an arms race will be much more difficult.

Welcome to The Hill’s Defense & NatSec newsletter {beacon} Defense &National Security Defense &National Security The Big ...

Deadlier weapons, more nations, autocrats in charge, disinformation and collapsing arms control — the risk of nuclear ...

Former defence minister Tobias Ellwood said the UK must expand their nuclear arsenal with tactical bombs to prepare for Putin ...

The first duty of any government is the defence of its people and allies. That requires a credible deterrent – not nostalgic invocations ...

At least 41 Russian aircraft were destroyed or damaged across four airfields in one of the most devastating Ukrainian drone ...

Could Ukraine produce a nuclear bomb and transborder missiles to halt Russia’s invasion? A global expert on atomic arms ...

Humanity has lived with nuclear weapons for so long — 80 years, this year — without destroying itself, that we sometimes take ...