As a Socialist Biden can go as far as any other socialist has succeeded in going in similar circumstance.
The Socialist Hitler murdered 12 million people, about half of them Jews, and never even signed the orders, and he started the biggest war in history, too.
The Socialist Stalin murdered millions and millions of Ukrainians by starvation, simply to get the money to industrialize Russia.
The Socialist Mao See Dung murdered 20 million farmers by starvation in one year, saw that it wasn't enough, and starved 45 million more farmers the next year. Then his country implements a program of infanticide to slow their population growth.
The Socialist Pol Pot murdered half his country, more than 3 million people, because they were educated.
The Socialist Castro enslaved an island. Socialism is so wonderful in Cuba that people are willing to sail the seas on inner-tube rafts to get away.
The Socialist Hugo Chavez was such a wonderful leader the people went to the zoos for dinner.
How far can the Rodents go in this country? There is no bottom.