The semiconductor supply chain should be prioritized as a national security interest.

What's this about?

People disagree about whether a nation's chip supply should matter to its safety.

Chips are tiny parts that help run weapons, cars, power lines, and phone links.

What supporters say

• Chips help run key systems, so a chip shortage can harm more than shops and phone makers.
• Taiwan makes many top chips, so trouble there could hurt chip supplies around the world.
• A war, storm, or political fight could stop chip flow from one key place.
• COVID showed that chip gaps could slow car plants and hurt many linked jobs.

What critics say

• Critics say a country should not try to make every chip at home.
• They warn that full home-made chip supply would cost a lot and prove hard to build.
• They say nations still need trade and links with trusted allies.
• They note that the COVID chip gap hurt business, but it did not create a defense crisis alone.

The bottom line

The facts support treating trusted access to the most vital chips as part of national safety.

But countries should build backup plans and trusted partners, not try to make every chip themselves.