Because Dred Scott was determined about Congress and how Congress could stop slavery but eventually it became unconstitutional
Go to republican of china 1949 type it
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Answer: The Tang dynasty is famous for its territorial expansion, its great cities and palaces, its flourishing foreign trade, its art, literature, and religious life, and for the luxurious lives of its aristocrats. The dynasty fell when Zhu Wen, a military governor, deposed the last emperor of Tang, Emperor Ai of Tang, and took the throne for himself.
The Song dynasty brought the Age of Invention on china through the implementation of printing, paper money, porcelain, tea, restaurants, gunpowder, and the compass. During this dynasty, china was the most advanced ancient civilization in the world. It eventually collapsed when it was conquered by the mongol barbarians.
Answer:
Biological
Explanation:
Biological contamination refers to food that’s contaminated by substances produced by living creatures – such as humans, rodents, pests or microorganisms. This includes bacterial contamination, viral contamination or parasite contamination that’s transferred through saliva, pest droppings, blood or faecal matter.