The main way in which literacy tests and poll taxes affected Southern white voters was that "<span>) They easily passed the literacy test because they could read and write, and they could afford to pay the poll tax," although not always, since there were many uneducated whites. </span>
Dr. Martin Luther King Jr. was specifically speaking out against the Jim crow Laws when he made that statement in 1958.
Invading Russia proved disastrous because of a few reasons:
1) Timing of invasion: While France invaded towards the middle of summer (the best time is summer), it just wasn't enough time to take over the strategic areas before winter set in, leading to the French defeat and eventual retreat from Russia.
2) Sheer size: Russia stretched across Eurasia, and because of this large extent covering thousands of square miles, Napoleon had a hard time locating and decisively taking over the land and guarding it, which led to infiltration, sabotage, and spies from the Russian empire.
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There was much cultural differences that made it hard for African Americans to get along with locals. Many were also afraid that African Americans would take their jobs.