He attempted to enter the political arena in the 2000s with what appeared to be the backing of the Military [0][1] and he has a history of committing tax fraud and corruption [2][3] (though, tbf, any businessperson in Asia has to do this).
He also seems to use the same PR and Lobbying firm that Azerbaijan, Rwanda, Qatar, Milo Đukanović (Montenegro's former strongman and an actual mob boss), Muhammadu Buhari (former Dictator and later elected President of Nigeria), Uhuru Kenyatta (former President of Kenya wanted for rapes and murders in the aftermath of the 2013 election), and a couple conglomerates affiliated to Hezbollah use as well [4]
Sheikh Hasina is no angel, but it doesn't seem like Yunus or Grameen Bank/Telecom were ethical either [5]
I'm curious whether my read on this is correct though. I'd appreciate Banglas giving me feedback (especially Raynier)
[0] - http://www.thedailystar.net/2007/02/23/d7022301075.htm
[1] - http://news.bbc.co.uk/1/hi/world/south_asia/6530781.stm
[2] - https://www.occrp.org/en/daily/2137-bangladesh-microfinance-...
[3] - https://www.devex.com/news/norway-orders-probe-on-grameen-ai...
[4] - https://btpadvisers.com/case-studies/muhammad-yunus
[5] - https://www.thestatesman.com/opinion/india-fuelled-hasinas-d...