Pokemon Conquest (Nobunaga's Ambition)

Announced on Pokemon.com, the game revealed as Pokemon + Nobunaga's Ambition, which was released on March 17, 2012 has an American release date, June 18, 2012, just 3 months after the original release date.
Some changes include the region of "Ranse" has been localized to "Ransei", and the Bushou have been renamed "Warlords".

Warlords and their Pokémon clash in Pokémon Conquest, a new game for the Nintendo DS™ family of systems! In this unique turn-based strategy game, play as a Warlord and build a bond with your Pokémon in order to become more powerful and intimidate your foes! Battle other Warriors and Warlords—and their Pokémon—to conquer all before you and unite the vast Ransei region! With a nod to the classic game NOBUNAGA'S AMBITION, Pokémon Conquest takes Pokémon video games to an all-new level! Get ready to clash in Pokémon Conquest, coming soon for the Nintendo DS family of systems! The game can also be played in 2D on the Nintendo 3DS™ system.