The major cause of tension was the fact that the Anglo settlers didn't care much for Mexican laws or Mexican culture and just wanted to get their independence. For example, Catholicism was the only religion allowed in Mexico and they practices what they wanted. They didn't even want to learn Spanish or do anything similar.
The fossils including many big animals such as mammoth , camels and saber-toothed cats.
<h2>Answer: Marie Curie
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Marie Curie's notebooks, as well as all of her belongings, including her clothes, were contaminated with ionizing radiation. In fact, those of her husband also, because this couple of scientists discovered the radioactivity of several elements, helping the advance of science, but <u>did not know about the consequences of dealing with these materials without adequate protection.
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It should be noted that Curie's notes are stored in the basements of the National Library of France, stored in thick lead boxes and those who wish to access these documents must follow the appropriate protocol to treat radioactive material, wear appropriate clothing and sign a responsibility agreement before allowing them to review the documents.