It is believed to be Viking artifact, evidence of them not only coming to North America (confirmed with L'Anse Aux Meduses, Newfoundland, Canada) but to the US itself also
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Some material is simply propaganda, intentionally containing little or no truth. Even if authentic, the meaning of documents regarding the past can be highly unclear to any modern investigator, or can conflict with other sources. These factors and others result in quite a bit of uncertainty about historical accounts.
All of the above. I think. I could be wrong but that is what I remember. Thanks
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Another cause of tension was that the Soviet Union was trying to spread communism. The U.S. was against communism and they took leadership of containment policy. The Containment policy was the U.S. approach to trying to prevent communism spreading. ... The soviets trying to spread communism.