How author support the idea that people wanted to believe African slaves in the south used a secret code?

The correct answer to this open question is the following.

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The author supports the idea that people wanted to believe African slaves in the south used a secret code "by showing that the history of the quilt code wasn't known before the 1990s, and then it became a popular topic."

We are referring to the History article called "The Slave Quilt Code. Fact or Fiction?" written by Ron Fridell.

In the article, the author says that after the 1990s, American people started to believe that African American slaves developed a secret code to escape to the northern states to be free. But historians have not found yet a real or valid historic support that confirms the assumption.

one of the main reasons was definitely slavery. back in 1861, republican abraham lincoln was elected and ended up being a major influence in the slavery business. slavery greatly affected the texas economy because back in 1845 during the annexation of texas, slaves became a big part of the texas population. many texans that were in favor of the secession influenced groups through party ties.

after world war ii, the united states and the soviet union were the major economic, military, and political powers. the world was bilateral multipolar bipolar unilateral

after world war ii, the united states and the soviet union were the major economic, military, and political powers. the world was bipolar.  

the great leap forward, mao zedong's plan to increase china's agricultural and industrial production, was an overwhelming success. true false

the great leap forward, mao zedong's plan to increase china's agricultural and industrial production, was an overwhelming success. true.

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