In Snape's Worst Memory, Order of the Phoenix, Umbridge tries to drug Harry with Veritaserum to get information on Dumbledore's whereabouts. And her plan fails on three different levels. Harry never drank the potion. Harry never drinks it so he can very easily lie his way out.
What does Umbridge want to use on Harry to tell the truth?
It is possible that the Ministry was unaware of it and would not condone the usage, as when Umbridge prepared to use the Cruciatus Curse on Harry she said, "What Cornelius doesn't know won't hurt him", giving rise to speculation that Umbridge might be doing more than a few unlawful things behind her employer's back, ...
What does Umbridge want to use on Harry to make him tell her Dumbledore's whereabouts in book 5?
Umbridge admits she was the one who sent the dementors to Little Whinging last summer. Before she can use an illegal Cruciatus Curse on Harry, Hermione screams and tells Umbridge that Harry was trying to contact Dumbledore.
Harry's constant objections in Umbridge's class due to his being present at Voldemort's return and witnessing the murder of Cedric Diggory led him to a detention with Umbridge. She forced him to write "I must not tell lies" with a cursed quill that scarred the phrase into his hand permanently.
What spell was Umbridge going to use on Harry in the Woods?
For Umbridge to even consider using the Cruciatus Curse on Harry was, well, unforgivable. This moment not only showed us that she was truly devoid of a moral compass but also revealed that she had been the one to set the Dementors on Harry during the summer holidays.
You will be sent to Azkaban if you use Avada Kedavra on students - Hogwarts Legacy
Did Umbridge use crucio on Harry?
Temporary Headmistress Dolores Umbridge attempted to use the curse against Harry as an interrogation tactic, but Hermione Granger interrupted her incantation.
In turn, Umbridge acts in the open, from a position of power, being the Minister of Magic's right hand. She's not a Death Eater masquerading as a government official — she's just an awful person taking advantage of being in a top position.
Apparently, Umbridge's mother was a Muggle and her brother was a Squib – a source of huge embarrassment for the family. Perhaps their abandonment and retreat back into the Muggle world had such a huge impact on Umbridge that it became the catalyst for her Muggleborn-targeted cruelty later on in life.
This attack in Little Whinging occurred on 2 August 1995 after the Ministry of Magic insisted that the return of the Dark Lord never occurred, during the summer of 1995. Wanting to discredit Harry Potter, Madam Undersecretary Dolores Umbridge ordered two Azkaban Dementors to Little Whinging in order to silence him.
Harry was the most outspoken, which often landed him in trouble. She steadfastly stuck to the Ministry line that Voldemort had not returned and that Harry Potter's claims were only to get attention for himself.
After dinner, Harry reports to Umbridge's office, and Umbridge assigns him the task of writing “I must not tell lies” over and over again on a piece of parchment. She gives him a special quill to use, and the words appear on the parchment in blood. The phrase also appears on the back of Harry's hand, cut into his skin.
Let's look at the evidence. So Umbridge acquires the locket as a bribe from Mundungus Fletcher, and though it once belonged to Salazar Slytherin, Merope Gaunt, and Hepzibah Smith, Umbridge is unaware that the locket is one of Lord Vodemort's Horcruxes - or that it belonged to him at all.
However, it was never indicated that Umbridge was actually joining Voldemort, or if she was aware of the truth of their involvement in the changed attitude at the Ministry in 1998.
If you have only seen the films, you might be surprised to hear that it wasn't Cho Chang who betrayed Dumbledore's Army to Professor Umbridge – it was Marietta Edgecombe. A friend of Cho's and a fellow Ravenclaw, Marietta (reluctantly) joined the DA.
A Ministry of Magic bureaucrat who was able to indulge in her sadistic tendencies when she was posted to Hogwarts as Defence Against the Dark Arts professor, Dolores Umbridge was famous for her sickly pink wardrobe and her particularly violent taste for corporal punishments.
Well, in Umbridge's case, while she may have been working for the bad guys of bureaucracy, she was never under Voldemort's thumb. She was allied with the Death Eaters and definitely enabled them, she was never an official part of the organization.
Although she was very happy to go along with Voldemort's view of the world – she was very much a bigot – her predominant motivation seemed to be more about how much authority and influence she could secure because for Umbridge it was all about well… Umbridge.
When the centaurs made threatening moves, Umbridge cast "Incarcerous" on the centaur Magorian, strangling him with ropes. The centaur Bane then picked her up and carried her away deeper into the forest screaming (what happened to her beyond that, during her time with the Centaur herd until she was rescued, is unknown).
Bellatrix was an unapologetic monster who utterly relished in the pain and torment she caused, Umbridge was a monster but a monster in a pink coat, she could hide her evil behind a fake smile and supposed civility.
That's why Umbridge is so much more hateable; Voldemort ignores the rules to destroy people, Umbridge rewrites them to do it. This. Umbridge is the kind of evil that gets away with it - either because they wrote the rules and enforce them themselves or because they've got the person who does in their pocket.
Dolores Umbridge was arguably the most evil character in the Harry Potter series, sometimes more so than Lord Voldemort, mainly Harry Potter and The Order of the Phoenix.
Correctly judged, by senior Death Eaters, to have much more in common with them than she ever had with Albus Dumbledore, she not only retained her post but was given extra authority, becoming Head of the Muggle-born Registration Commission, which was in effect a kangaroo court that imprisoned all Muggle-borns on the ...
Peter Pettigrew (a.k.a. Wormtail) is one of two Death Eaters known to have been in a House other than Slytherin (Gryffindor) while at Hogwarts. There, he was a close friend of Sirius Black, James Potter, and Remus Lupin, although he was the least intelligent and least talented of the group.
At this time, Dolores Umbridge is put on trial and quickly and easily found guilty of the awful crimes she committed against muggles and muggle-born, as well as in aiding the Death Eaters. She is thereafter sentenced to life imprisonment in the dark halls of Azkaban prison.
During the Battle of Hogwarts, Voldemort used the Cruciatus Curse on what he believed to be Harry Potter's dead body as a way of dishonouring it and to show he had won. Harry felt no pain because the wand Voldemort used, the Elder Wand, refused to harm its true master.
