At the outset of his presidency, to deal with the banking crisis, roosevelt:

Roosevelt announced a bank holiday and thus closed the banks.

When the Great Depression hit, the people lost their confidence in banks and thus massively went and withdrew their money. This was bad for the economy as whole. Thus in order to restore the economy and restore the confidence in the banks Roosevelt issued a four day bank holiday so he could get Federal Reserve Banks to issue more currency so the banks could meet legitimate demands.

Tenochtitlán was the capital of the aztec empire. it was a busy and bustling city where“there are daily more than 60,000 souls, buying and selling, and where are found all the kinds of merchandise produced in these countries.” when cortes arrived in 1519, theenormity of the trading market and the smoothness of it’s running both surprised and  impressed him.