Which country has recently changed the design of its national flag?
In 1979, Stephen Hawking joined Cambridge University as Lucasian Professor of-
The FIFA World Cup 2018 held in
জাতীয় সংসদের সভাপতি কে? (Who is the president of the National Parliament?)
'Yuan' is the currency of
কোন দেশ সর্বপ্রথম করোনা ভ্যাকসিন এর অনুমোদন প্রদান করে? (Which country approved the COVID-19 vaccine at first?)