• French commander Romain Desfossés led a joint Franco-British assault on Tamatave on 15 June 1845: the Berceau alone fired 620 cannon shots, and the Hova garrison reportedly suffered 200 dead — while French losses totalled 19 killed and 40 wounded.
• Forty-seven Basilian nuns were reportedly marched in chains from Kovno to Vitebsk, beaten with 50 blows every Friday, and subjected to forced submersion; thirty died, and eight had their eyes torn out — survivors escaped when their Orthodox guards fell drunk during a feast-day orgy.
• At the Vendôme by-election, conservative candidate Debelleyme fils won; le National claimed he owed victory to Opposition votes and a secret pledge — a charge the Journal des Débats dismissed as a fable impugning the left's own moral standing.

• The woman Saunier stands accused of bludgeoning 83-year-old widow Sauvai with a hammer at Petit-Montrouge, then washing the corpse, rearranging its clothing, and staging a scene of accidental death — all to secure a universal bequest worth roughly 695 francs a year.

• The Roubion river burst its banks at Montélimar in a single night, depositing two and a half metres of water in the post hotel, sweeping away stagecoaches, casks, and ashlar stones, and cutting the Paris-to-Marseille road for six hours.

• The atmospheric railway from London to Croydon achieved 60 miles per hour with six loaded wagons in trials, engineer Joseph Samuda reported to shareholders; all apparatus and rails are ready, with only earthworks remaining.
• Paul-Émile Botta, French consul at Baghdad, presented the Académie des Inscriptions et Belles-Lettres with casts of numerous inscriptions copied in the ruins of Nineveh.

Music

• Franz Liszt is reported to be composing a five-act opera on a Venetian episode for the Imperial Italian Theatre of Vienna, with a libretto by the Milanese poet Carlo Guaita.