across (a country)

When you're talking about something that exists in many different places in a country, use the word "across" to describe where it is:

Libraries across the U.S. are having to make big changes to how they operate.

"Across" only works for countries that are fairly large, however. It wouldn't fit well for an island country. "Throughout" would be better:

People throughout Japan are getting caught up in the craze.

This phrase appears in these lessons: