Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States, or any place subject to their jurisdiction.
it bans slavery
An archaeologist was able to determine the sites by the bricks similar but was old found in the area where they lay railroads.
<u>Explanation:</u>
- While railroads were constructed in Pakistan the engineers were searching for ballast which is used for railroad construction to drain water from the railways.
- Archaeologists later discovered the settlements along the Indus river, thousands of clay pellets with writings older than Sumerian, combs, pottery, seals, urban, plans with grid pattern during the excavation process.
- Both Harappa and Mohenjo Daro is a part of Indus Valley Civilization. The period of the excavated materials and artifacts is determined by the process name called Radio-Carbon Dating in which the age of the carbon can be accessed.
The steam engine of Thomas Newcomen and James Watt used the same principle of creating a vacuum and using steam to drive the device. The difference is that in James Watt's version, he uses a separate condenser to allow for a much greater efficiency in terms of power. The main difference with a separate condenser is that with a separate condenser, the main device can remain hot at all times, thus increasing efficiency.
These laws made it legal to keep enslaved people for their entire lives.
