If you cannot find the official license for the specific "Switzerland" font, use these that offer the same condensed, extra-bold aesthetic.
wFonts : Includes the standard Bold and Italic versions in a single zip archive. Licensing and Usage Switzerland Condensed Extra Bold Font Free Download Ttf
Assuming you find a safe version of the font: If you cannot find the official license for
Disclaimer: This article is for informational purposes regarding typography. Always verify the license of any font before commercial use. The author does not host or distribute copyrighted font files. Always verify the license of any font before commercial use
If you are looking for free alternatives with a similar aesthetic (Swiss/Grotesk) for commercial projects, consider these options: Suisse Int'l Condensed
"The file is corrupted" when downloading from a free site. Solution: That site is lying. Free TTF versions of commercial fonts are almost always corrupted. Stick to Open Source alternatives.
To understand the font, we must clarify the name. "Switzerland" as a font name is often a derivation or a clone of the legendary (which literally means "Swiss" in Latin).