On this page I have set out the timeline, where it is given or can be established, for the various books set after 1819 which includes the period of transition to steam (series in brackets)
For context actual historic events have been added below in italics.
1820
Gurney's Revenge (George le Fanu Gurney)
1823
The Massacre of Innocents (The Continuing Voyages of HMS Surprise)
1824
The Fireships of Gerontas (The Continuing Voyages of HMS Surprise)
The Aftermath of Devastation (The Continuing Voyages of HMS Surprise)
1825
Mathew Jelbert (The Continuing Voyages of HMS Surprise)
The Tears of Despair (The Continuing Voyages of HMS Surprise)
1828
Gurney's Release (George le Fanu Gurney)
1840
Hornblower and the Journey Home (Hornblower's Legacy)
1842
1843
Ebb Tide (Nathaniel Drinkwater)
1847
Killigrew R. N. (Kit Killigrew)
1848
The Last Encounter (Horatio Hornblower)
1849
Killigrew and the Golden Dragon (Kit Killigrew)
1850
Killigrew and the Incorrigibles (Kit Killigrew)
1852
Killigrew and the North-West Passage (Kit Killigrew)
1853
The Valiant Sailors (Phillip Hazard)
1854
Killigrew's Run (Kit Killigrew)
The Brave Captains (Phillip Hazard)
Hazard's Command (Phillip Hazard)
1855
Hazard to the Rescue (Phillip Hazard)
Victory at Sebastopol (Phillip Hazard)
1861
American Civil War starts
Glory in the Name (Samuel Bowater)
Southern Seahawk (The Seahawk Trilogy)
1862
Thieves of Mercy (Samuel Bowater)
That Anvil of Our Souls (The Civil War at Sea)
1863
At the Edge of Honor (Honor (Peter Wake))
1864
Point of Honor (Honor (Peter Wake))
Honorable Mention (Honor (Peter Wake))
1865
1869
A Dishonorable Few (Honor (Peter Wake))
1873
An Affair of Honor (Honor (Peter Wake))
1879
A Different Kind of Honor (Honor (Peter Wake))
1883
The Honored Dead (Honor (Peter Wake))
1886
The Darkest Shade of Honor (Honor (Peter Wake))
1888
Honor Bound (Honor (Peter Wake))
1889
Honors Rendered (Honor (Peter Wake))