Tokyo, the world’s largest city, ranked 13th — but London and New York ranked in 54th and 69th place, respectively, due to high crime levels and threats of terrorism as well as congested roads.

Calgary, in western Canada, recorded the biggest tumble in this year’s ranking, dropping from fifth place to 18th. Two of the three other Canadian cities in the index also fell.

After a three-year run at the top of the annual list of world’s most liveable cities from the Economist Intelligence Unit, Vienna has been beaten out by another European city.

Copenhagen, Denmark, is the most liveable city in the world Western European cities dominated the top five Honolulu, Hawaii, was the highest-ranked U.S. city Copenhagen just took the crown as the ...