Ireland’s lawmakers backed a new coalition govt on Saturday, practically 5 months just after an inconclusive election that observed an antiestablishment occasion grab the greatest share of votes forged.

The new coalition will see two formerly intense rivals—Fianna Fáil and Good Gael—work with each other with the Green Party as Ireland seeks to include the novel coronavirus and prepares for new trade obstacles with the U.K., a crucial economic lover.

The…