Why do I need to get the JCE to be able to handle keys larger than 128 bit?

Question

Why do I need to get the Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files to be able to handle keys larger than 128 bit? Why is it not bundled with Java SE?

Answer 1

This was originally due to US export laws, which were mostly repealed during the Clinton administration. Now it is due to the import laws of various other countries.

Answer 2

This is due to US export laws. Probably.