Davos, Jan. 22 -- Pakistani Prime Minister Imran Khan said on Wednesday that 2019 was the safest year for his country since the September 11, 2001, attacks in the United States, adding that this resulted in an increase in the tourist flow to Pakistan.

Speaking at the World Economic Forum in Davos, Khan noted that the security situation in Pakistan had deteriorated after the country joined the US' war on terror - an international campaign launched in the wake of the 2001 attack, also dubbed as 9/11.

"[The year] 2019 was the safest year in Pakistan since 9/11 ... And that was reflected in our tourism. Between 2018 and 2019, our tourism doubled in one year. This is the great potential of Pakistan - in tourism - which is untapped completely,"...