The air was considered hazardous for outdoor workers, and described as among the worst in the world. For professional tennis players, though, it was deemed to be OK for business.

Quentin Hart, the black mayor of Iowa’s most racially diverse city, is backing Pete Buttigieg for president, giving the former South Bend, Indiana, mayor a rare boost from a minority leader as he struggles to attract voters of color.

Restrictions imposed by Hungary on the financing from abroad of non-governmental organizations are incompatible with EU law, according to an opinion issued Tuesday by the European Union’s Court of Justice.

Germany’s highest court is considering imposing stricter limits on the activities of the country’s foreign intelligence agency.

The Vatican cardinal who co-authored a bombshell book with Emeritus Pope Benedict XVI reaffirming priestly celibacy is denying he manipulated the retired pope into publishing.

Volkswagen announced Tuesday record sales for last year that could determine whether it keeps its crown as the world’s largest automaker.

DP World said Tuesday it has won another arbitration ruling against Djibouti over the African country’s seizure of a container terminal managed by the Dubai-based global port operator.

Shanghai ended all official relations with the city of Prague on Tuesday after the Czech capital chose to partner with Taipei instead of Beijing.

Lebanese protesters blocked several roads around the capital of Beirut and in other areas of teh country on Tuesday in renewed rallies against the ruling elite they say has failed to address the economy’s downward spiral.

Japan’s deputy prime minister described the country as the only one in the world with a single race, language and 2,000-year-old monarchy, sparking criticism that he was ignoring an indigenous ethnic group and Japanese racial diversity.