a foreign language agent vs an international agent

Some examples from the web:

• So that you can read books written in a foreign language.
• It is not easy to learn a foreign language.
• Learning a foreign language is difficult.
• We should make good use of dictionaries when studying a foreign language.
• Living abroad is the best way to learn a foreign language.
• For example, many States currently grant tax deductions for professional training and in particular for learning a foreign language.
• She managed to study English and learn that as a foreign language.
• People really, really want to learn a foreign language.
• It's like, in a foreign language.
• So if you know a foreign language, it's also fun to read your favorite books in two languages.
• And I'm here to teach English as a foreign language.
• To be frank, it might as well be a foreign language.
• Of a man speaking a foreign language.
• Several judges mentioned the fact that technical terms were particularly difficult to understand in a foreign language.
• It's difficult to translate a poem written in a foreign language.
• It's not easy to speak a foreign language.
• Interrogative pronouns can be difficult to master in a foreign language.
• That sounds like a foreign language to me.
• I can't speak a foreign language, so that's out.
• Moreover, over 60% of the citizens cannot use a foreign language in their work.

Some examples from the web:

• Are you an international intelligence agent, yes or no?
• Are you an international intelligence agent, yes or no?
• I am the CEO of an international media conglomerate, Agent Lin.
• All the federal and international agents responsible for tracking him down are now on his list of targets.
• Visit by commercial and international agents | [...] |
• Support for international sales agents of European cinema films
• MEDIA 2007 - DISTRIBUTION EACEA/06/10 - INTERNATIONAL SALES AGENT SCHEME
• The Commission liaises closely with European and international travel agent associations each time the list is allows them to be in the best possible position to aid the passengers.
• This is international intelligence, Agent Hawk...
• Bauer is a disgraced agent with international warrants out against him.
• The official instrument of the International Order of Travel Agents.
• It's against the bylaws of the International Order of Travel Agents... to get involved with clients.
• Tosoh Hellas AIC, Thessaloniki, Greece and its related sales agent Mitsubishi International GmbH, Düsseldorf, Germany
• international protection if the agent of persecution is, or is associated with the national government.
• SRS is an international terrorist group made of the best former Soviet Union intelligence agents.
• Until 1997, it acted as the agent of an international dealer (which was then acquired by Dimon Inc.).
• Agent Mallory, and then we have to get her out of the building without creating an international incident.
• Bertelsmann is an international media company.
• It's an international shipping company.
• Mr Moscovici's report requests an international commission.