You can't fall back on the private sector and say 'You take care of the nation's banking system.' That's a fundamental function of the government the Federal Reserve the Treasury and the FDIC etc. All of those agencies have a major role to play there.
Engineering undergraduates should not be charged fees. They should receive grants not student loans and the government will get the money back long-term from increased exports.
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In the Pentagon Papers case the government asserted in the Supreme Court that the publication of the material was a threat to national security. It turned out it was not a threat to U.S. security. But even if it had been that doesn't mean that it couldn't be published.