During 1918
Reports from eyewitnesses
People who were there when the Romanov family was killed gave detailed accounts of what happened. Yakov Yurovsky, the Bolshevik leader who was in charge of the operation, gave the most important "forensic" proof. After the killing, Yurovsky wrote a report about what took place in the Ipatiev House basement. Among other things, he wrote about how the family was brought to the basement, the tools that were used to kill them, and what happened to the bodies afterwards. These first-hand accounts were very important for figuring out how the execution happened, especially since there weren't any current forensic tools available at the time to scientifically back up the details. Before any physical proof could be looked at later, these written accounts were the main way that people knew what really happened.
Taking Care of the Bodies
Yakov Yurovsky says that after the Romanov family and their staff were killed, their bodies were taken from the Ipatiev House to a faraway place in the Koptyaki Forest. There, the people who were killing tried to hide the proof by burying the bodies quickly in a shallow grave. Yurovsky talked about how they burned some of the bodies and poured sulphuric acid on others to destroy their identities and make the bodies unrecognisable. These attempts were hurried and didn't fully work, which showed in the remains in the form of acid damage. When the graves were found decades later, forensic scientists were able to confirm that acid had been used. This proved Yurovsky's story and gave them more information about the chaotic burial.
Getting rid of the bodies
Most of the Romanov family was buried in the first hole, which was only slightly deep. This shows how quickly the bodies were hidden. The Bolsheviks didn't have much time to properly dispose of the bodies because the White Army was coming. To make things even more confusing for people who were looking, Alexei and Maria were buried separately in a different spot. This was done so that the whole family would be harder to recognise. These hastily dug graves were found many years later, which proved that the burying process was done quickly.
Accounts from the time of the execution of the site
On the night of July 16–17, 1918, people living near the Ipatiev House said they heard gunshots. Some people also said they saw trucks leave the house, which probably meant they were taking the bodies to the graveyard. Early investigations into the event were helped by these witness accounts, but no physical proof was found at the time because of the chaos of the Russian Civil War.
Clothes and other personal items
When the Romanovs were put to death, they were still wearing their own clothes, which had important things like jewels sewn into them. During the execution, these gems protected the person by deflecting bullets. Reports from the time say that these items were found when the bodies were being handled, but they weren't analysed at the time. Later, Bolshevik reports talked about the loot that was found at the scene, which proved that these secret gems were there.
Post 1918
Finding the Remains of the Romanovs (1991)
A mass grave was found in the Koptyaki Forest near Ekaterinburg in 1991. It was thought to hold the bodies of the Romanov family. There were nine bodies in the grave: those of Tsar Nicholas II, Tsarina Alexandra, their three children (Olga, Tatiana, and Anastasia), and four loyal servants. In late 2007, the bodies of the other two children, Alexei and Maria, were found buried separately in a nearby grave.
Proof of DNA
In order to be sure that the Romanov family remains were really theirs, DNA testing was very important. It was possible to compare the remains with live Romanov relatives by mitochondrial DNA, which is passed from mother to child. For example, Prince Philip, Duke of Edinburgh, is related to Tsarina Alexandra through his mother. This test proved that the bones belonged to the Romanov family.
Comparison of Nicholas II's DNA to that of his brother, Grand Duke George, proved that he really did die.
Alexandra and the Children: Alexandra and her girls' DNA matched with DNA from living relatives in her family tree, which proved that they were who they said they were.
This genetic research, which took place in the 1990s and 2000s, proved beyond a doubt that the Romanov family's bodies had been found.
Analysis of bones and skeletons
Such as bullet holes, stab marks, and bumps and bruises. These losses were in line with what was said about the execution in the past.
Bullet Wounds: A lot of the bodies had bullet holes in them, which proves that the people were killed by being shot from close range.
Stab Wounds: Some of the bodies had bayonet wounds, which fits with the story that not all family members died quickly from the gunfire and some were stabbed as a result.
The damage to the skulls and bodies looked like an attempt to make them harder to identify, which made it even harder to confirm the bodies until modern forensic methods were used.
Using Jewellery as Proof
Jewels and other valuables were sewn into the Romanov girls' clothes to keep them safe. When they were being put to death, these gems protected them like armour, making it harder for the executioners to kill them fast. When forensic experts looked at the bodies later, they saw that the jewels were melted into the clothes. This finding added to what was already known about the execution. It was said that the daughters were harder to kill because they were wearing clothes with valuable things hidden inside them.
Reconstruction of the Face
Forensic scientists used heads from the mass grave to piece together the faces of the people who died. Then, these reconstructions were compared to old pictures of the Romanov family, which helped prove that Nicholas II, Alexandra, and their children were who they said they were. By lining up the reconstructed facial features with pictures of the Romanov family, experts were able to show that the new faces fit the family's unique facial features. This helped the forensic identification of the remains. These reconstructions provided a clear visual link to how the Romanovs were known to look, which added to the accuracy of the naming process.
Analysis of Chemicals
The people who killed the Romanov family tried to hide their names by burning some of the bodies and pouring acid on others. Later, forensic tests showed that the bones had burns and traces of sulfuric acid on them, which matched historical accounts of how the Bolsheviks tried to keep the bodies from being identified. These results added to the written accounts of the attempts to hide the bodies and helped prove that they were the bodies that were being talked about.
Evidence from Ballistics
The bullets found near the grave and stuck in the bones helped police figure out what guns were used to kill the person. Experts in forensics looked at the bullets and cases and found that they were similar to those used by the Bolshevik death squad. According to historical records, this proved that the Romanovs were killed by being shot from close range, which was supported by both physical evidence and historical records.