Did the US declare bankruptcy in 1967? Did the economy collapse? Did the world come to an end?
The debt ceiling was raised twice in 1967. Once in March, and again in June. I'm not sure what you're talking about.
Gee, I have no idea. I must have made it all up.
Or maybe not.
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Your newspaper article said they had until June 30, 1967 to raise the ceiling... your article is dated June 8th.
Congress raised the debt ceiling to 358 Billion on June 30th.
Debt Ceiling Or Statutory Debt Limit, US Treasury:1961-71