Effectively the Democratic Party's Golden Age (No way to stop it)

After Park Geun-hye's downfall, approval ratings were at an all-time high through the second year.
Prosecution reform? Eradicating pro-Japanese roots? It was an unprecedented era where everything was possible.
During that crucial period when the People Power Party's offensive capability was zero, they wasted time unnecessarily by only touching on feminism to gain popularity.
Can anyone refute this?
If Lee Jae-myung had been president back then, it was a time when we could have changed everything in our country.