A Brazilian man used Bitcoin to evade a judge's extortion attempt: https://coinvedi.com/brazilian-man-uses-bitcoin-to-evade-jud...
Bitcoin would have helped Cyprus citizens avoid banks confiscating their savings: http://www.zerohedge.com/news/2014-07-10/new-laws-allow-gove...
Businesses use Bitcoin to avoid fraud, like this $100,000 charged backs twice: https://www.reddit.com/r/legaladvice/comments/5r9nqi/credit_...
Bitcoin helps people continue to do business online, eg. when alternative PayPal exited an entire country: http://www.wsj.com/articles/paypal-to-exit-turkey-after-regu...
Bitcoin helps people have ultimate control on their money, unlike cash when for example a bank blocks a woman from accessing her account: http://www.fox2detroit.com/news/local-news/151623037-story
Bitcoin helps people escape abuse from the DEA using civil forfeiture, eg. when they stole $16,000 from a young black man: http://www.huffingtonpost.com/2015/05/07/dea-asset-forfeitur...
More recently, Bitcoin becomes a safe haven when the military executes a coup: http://www.telegraph.co.uk/technology/2017/11/20/bitcoin-has...
And hundreds and thousands of other examples...