kill nuclear power
Not exactly how it happened.
She inherited the plans to shut down nuclear power generation from the Schroeder government. As a nuclear physicist, herself, she was an opponent of the phase out.
She extended the shut down schedule by a good 10-15 years - initially. Really, enough time to kill the initiative entirely, which was probably her plan.
It was Fukushima which forced her to do a 180.
let in over a million people with no right to be in the country
Still less than Erdogan, by a large margin.
If one of the poorest countries in Europe can take in 3 million plus Syrian refugees - how can the richest country simply stand by?
Merkel and European friends actually did a lot to ensure that most of the refugees stay in Turkey, and don't keep moving west.
But not taking any refugees at all was not an option. Erdogan would have simply opened the borders, and flooded Europe with the full amount. Otherwise his Turkish economy would have imploded from the strain of hosting so many people.