She died at Ahlden in November 1726.
George I died the following June.
Sophia Dorothea had missed becoming queen consort because of the destruction of her marriage.
She then missed seeing her son become king by only about seven months.
The Body That Never Appeared
Königsmarck’s missing body is what transformed the affair from a royal adultery scandal into something approaching a historical murder mystery.
Had he simply been banished, there would be no mystery.
Had he been openly arrested and executed, there would be brutality but little uncertainty.
Instead, a living aristocrat walked into a palace and ceased to exist publicly.
His sister searched for answers.
The court denied responsibility.
Rumors circulated.
Later historians reconstructed a likely murder.
But no grave bearing Königsmarck’s name provided a simple physical answer.
Even centuries later, the mystery briefly returned.
In 2016, human remains discovered during construction work beneath the former Leine Palace generated speculation that Königsmarck might finally have been found. Testing did not confirm that theory: reports indicated that the remains represented multiple individuals, alongside animal bones, rather than establishing the discovery of the missing count.
More than three centuries after he disappeared, Königsmarck still had no conclusively identified body.
The Letters Survived When Königsmarck Did Not
There is another haunting aspect to the story.
The relationship that the Hanoverian court had every reason to suppress left behind evidence.
The correspondence survived in substantial form.
Modern scholarship has used those letters to reconstruct the intimacy between Königsmarck and Sophia Dorothea and their increasingly desperate circumstances before the disappearance.
The letters therefore achieved something their writers could not.
They escaped Hanover.
Königsmarck did not.
Sophia Dorothea did not.
The correspondence outlived the scandal, the people involved and eventually the Hanoverian monarchy itself.
And it changed how historians understood the case.
Older generations could dismiss the affair as gossip or question whether the letters were genuine.
Later scholarship had much stronger grounds for regarding the relationship as real.
That still does not answer the ultimate question.
It only explains why Königsmarck may have been in such terrible danger.
A Royal Murder Without a Public Verdict
The Königsmarck affair remains compelling because its central facts create an almost perfect historical mystery.
A princess was trapped in an unhappy dynastic marriage.
She developed a passionate relationship with another man.
Their correspondence survived.
They considered escape.
The court discovered enough to intervene.
Königsmarck entered the Leine Palace.