His Highness Sheikh Mohammed Bin Rashid Al Maktoum, Vice President and Prime Minister of the UAE and Ruler of Dubai, inspected infrastructure works at the Expo 2020 site on Tuesday.
In a tweet, Sheikh Mohammed promised to host the "best Expo edition in its 168-year-old history".
٤٥٠ يوما تفصلنا عن إكسبو .. ١٩٠ دولة تشارك بأجنحة تحلق بالعالم لمستقبل أفضل ... حدث تستضيفه منطقة الشرق الأوسط وأفريقيا وجنوب آسيا لأول مرة ..
— HH Sheikh Mohammed (@HHShkMohd) August 13, 2019
نحن جاهزون ...
ووعدنا أن يكون أفضل دورة في تاريخ المعرض الممتد ١٦٨ عاما pic.twitter.com/icbfMqkdtv
His visit along with His Highness Sheikh Hamdan Bin Mohammed Bin Rashid Al Maktoum, Crown Prince of Dubai, and other senior officials, marked the 450-day countdown to the opening of Expo 2020 Dubai.
Video: @HHShkMohd, accompanied by @HamdanMohammed, inspects infrastructure works at @expo2020dubai site. #UAE #Dubai pic.twitter.com/vZ5WhWKUeF
— Dubai Media Office (@DXBMediaOffice) August 13, 2019
Dubai Expo2020 will welcome an expected 25 million visitors during the six-month extravaganza.

UAE pledges $500m in humanitarian aid for Sudan at US donors’ conference
Dubai to launch self-driving pod network
H.H. Sheikh Hamdan announces Museum of the Future biodiversity lab
Dubai agrees partnership to develop underground transport network
UAE leaders welcome guests to World Governments Summit 2026