Nationwide (adjective)

1. Including or affecting the whole country or nation.
2. Operating or happening in all parts of a country or nation.

Origin:

Mid 19th century: from nation + wide.

Examples:

1. The company has a nationwide network of stores.
2. There was a nationwide search for the missing child.
3. The strike was nationwide and caused a lot of disruption.
4. The election campaign was conducted nationwide and lasted for months.
5. The new law will have a nationwide impact on the industry.