The Red Stained Wings: Lotus Kingdoms, Book 2 by Elizabeth Bear (Tor Books May, 2019)  

Hugo Award–winning author Elizabeth Bear returns to the epic fantasy world of the Lotus Kingdoms with The Red-Stained Wings, the sequel to The Stone in the Skull, taking the Gage into desert lands under a deadly sky to answer the riddle of the Stone in the Skull.

The Gage and the Dead Man brought a message from the greatest wizard of Messaline to the ruling queen of Sarathai, one of the Lotus Kingdoms. But the message was a riddle, and the Lotus Kingdoms are at war.

Shadowblade by Anna Kashina (Angry Robot May, 2019)

A young sword prodigy must impersonate a lost princess and throw her life into a deadly political game, in this kinetic epic fantasy novel by the author of the award-winning Majat Code series

Naia dreams of becoming a Jaihar Blademaster, but after assaulting a teacher, her future seems ruined. The timely intervention of a powerful stranger suddenly elevates her into elite Upper Grounds training. She has no idea that the stranger is Dal Gassan, head of the Daljeer Circle. Seventeen years ago he witnessed the massacre of Challimar’s court and rescued its sole survivor, a baby girl. Gassan plans to thrust a blade into the machinations of imperial succession: Naia. Disguised as the legendary Princess Xarimet of Challimar, Naia must challenge the imperial family, and win. Naia is no princess, but with her desert-kissed eyes and sword skills she might be close enough…