Three things george washington warned against

In Washington's farewell address, he warned the nation about entanglements with other countries politics,to view themselves as a cohesive unite by avoiding political parties, and to not fall into massive debt as a country.

the answer is: must pay taxes on profits

since it is considered as a part of your income, profits from investments is eligible for tax payment.

the tax from your investment could be influenced by how long you decided to sell it. united states promotes keeping your investment for long term period. so, the tax rate for investments that you sell in less than one year is typically higher compared to investments that you sell in more than one year period.

wait history, who want to talk about history, boring.