In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

Q: In argumentation theory , an argumentum ad populum ( Latin for " argument to the people " ) is a fallacious argument that concludes that a proposition must be true because many or most people believe it , often concisely encapsulated as : " If many believe so , it is so . "

A: An appeal to popularity , also called argumentum ad populum ( Latin for " appeal to the people " ) , is a logical fallacy .
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Q: When other constituent republics of the Soviet Union advanced claims to sovereignty in 1988 and 1989 , Turkmenia 's leadership also began to criticize Moscow 's economic and political policies as exploitative and detrimental to the well-being and pride of the Turkmen .

A: When other Soviet republics claimed sovereignty over their territory in 1988 and 1989 , Turkmenia 's leadership also began to criticize Moscow 's economic and political policies .
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Q: In the aftermath of the 1990 Treaty on the Final Settlement with Respect to Germany , the Oder-Neisse line was reaffirmed without any reservation with the German-Polish Border Treaty , signed on 14 November 1990 by re-united Germany and Poland .

A:
The Oder-Neisse line was reaffirmed by a reunited Germany in the German-Polish Border Treaty , signed on 14 November 1990 .
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