Empress of the Endless Sea Series by Jack Campbell

On the world of Dematr, the Emperor and his legions rule over the lands on the eastern side of the Sea of Bakre, and the Great Guilds rule over the Emperor and his subjects. The Mechanics Guild, whose members claim they came from the stars, controls technology far beyond that of the swords and sailing ships of the common people, while the Mage Guild wields strange powers that terrify all who face them... moreOn the world of Dematr, the Emperor and his legions rule over the lands on the eastern side of the Sea of Bakre, and the Great Guilds rule over the Emperor and his subjects. The Mechanics Guild, whose members claim they came from the stars, controls technology far beyond that of the swords and sailing ships of the common people, while the Mage Guild wields strange powers that terrify all who face them.Jules, an orphan from the Imperial city of Landfall, has fought her way up to become an officer in training with the Emperor’s fleet. But her plans and her life are shattered when a Mage prophesizes that a daughter of her line will one day overthrow the Great Guilds and free the world. In that moment, the prophecy takes over her life. The Mages plot to kill her, the Mechanics try to find ways to use her, and the Emperor seeks to coerce her into having his children.Unwilling to surrender her life to serving the prophecy, Jules makes her escape by joining the crew of a pirate ship. As she fights for her comrades’ freedom as well as her own, she learns that the world is finally changing. But if that change triggers all-out war between the Great Guilds and the Empire, it may well devastate the world rather than free it. less

Now captain of her own pirate ship, Jules of Landfall faces ambushes by Mage assassins and threats from Mechanics who can’t decide whether to kill her or try to use her for their own ends. The Emperor has made her an offer he doesn’t think she can refuse, but Jules wants nothing to do with that gilded cage. Now, the Emperor’s forces are redoubling their efforts to capture her... moreNow captain of her own pirate ship, Jules of Landfall faces ambushes by Mage assassins and threats from Mechanics who can’t decide whether to kill her or try to use her for their own ends. The Emperor has made her an offer he doesn’t think she can refuse, but Jules wants nothing to do with that gilded cage. Now, the Emperor’s forces are redoubling their efforts to capture her.The free ships of the pirates have never gathered around any single leader, but when the Mechanics seek to limit the power of the Empire, Jules realizes it offers her a means to grow the strength of the free people escaping the Emperor’s grasp. Gaining access to the strange Mechanic weapons known as “revolvers”, she marshals her forces in an unprecedented attempt to capture an Imperial settlement.Ultimately, Jules must play the three greatest powers in the world against each other, in a desperate gambit to survive. less

Trapped inside the Empire, Captain Jules of Landfall has to use every deadly trick and strategy she knows to avoid recapture by the Emperor’s legions, and stay alive despite every attempt the Mages make to kill her. The only chance to get away may require walking back into the trap she barely escaped the first time. But even her freedom won’t be enough. The prophecy that consumes Jules’s life demands she has an heir to carry on her line... moreTrapped inside the Empire, Captain Jules of Landfall has to use every deadly trick and strategy she knows to avoid recapture by the Emperor’s legions, and stay alive despite every attempt the Mages make to kill her. The only chance to get away may require walking back into the trap she barely escaped the first time. But even her freedom won’t be enough. The prophecy that consumes Jules’s life demands she has an heir to carry on her line. Yet how can she satisfy that while being hunted everywhere? And what might the prophecy cause to happen if she doesn’t have a child?Battling wind, waves, implacable Mage assassins, and Imperial ships, Jules is forced to turn to an unlikely ally—the hated Mechanics. She must gather men, women, and ships from all of the new settlements to face the Imperial legionaries and galleys. For only Jules can lead the free people of the west in the final battle that could be their salvation—or the destruction of all that she’s fought for. less