Answer:
Specie Circular, (July 11, 1836), in U.S. history, an executive order issued by President Andrew Jackson requiring that payment for the purchase of public lands be made exclusively in gold or silver.
Explanation:
Following the 1968 convention in which many reformers had been disapointed in the way that vice president hubert humprey despite not having completed in a single primary easily won the nomination over senators eugene Mc Carthy and George McGovern