Edorsing Democratic presidential nominee Joe Biden, Michelle Obama, the wife of former US President Barak Obama, in her 24-minute speech attacked US President Trump and claimed that Republicans were "stoking fears about black and brown Americans".
Trump has been raising concerns over the reliability of the mail-in ballot system amidst incidents of alleged voter fraud. However, Twitter, like the Democrats, insists they are safe.
The historical conflict between Azerbaijan and Armenia over breakaway region Nagorno-Karabakh region dates back to 1921 when the Soviet Union forcibly merged the predominantly ethnic Armenian region with Azerbaijan.