Has strategic-level international intelligence cooperation and/or intelligence liaison improved since 9/11 with regards to the war on terrorism?

1. Has strategic-level international intelligence cooperation and/or intelligence liaison improved intelligence operations improved since 1944?
   Five eyes was intelligence sharing after World War 2 between US, UK, Australia, Canada and New Zealand. Now it is much larger. What are the difficulties in intelligence cooperation and/or intelligence liaison following the end of Cold War?
   Or
2. Has strategic-level international intelligence cooperation and/or intelligence liaison improved since 9/11 with regards to the war on terrorism?
   1. Insider Threats: Remembering the Snow don revelations, can we trust other countries when sharing information?
3. Is it strange to share information with other countries that you cant share with those in your own country?
4. Is there a difference between mutual interests sharing and general information sharing?
5. Counter Terrorism challenges: Are there concerns with sharing information with Pakistan and Afghanistan?

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