EU foreign policy chief says the US, China and Russia prefer a less unified Europe

Why did Kallas say these countries prefer a less unified Europe?

Kallas said the reason is that the EU is stronger when it acts together, making it more of an equal power. She also said major powers find it easier to negotiate with individual European states than with the bloc collectively TRT World,Anadolu Ajansı,POLITICO.

Who is Kaja Kallas in this context?

Kallas is the EU's foreign policy chief, described in the sources as the bloc's high representative for foreign affairs and security policy or top diplomat TRT World,Anadolu Ajansı,POLITICO.

What practical concern did she raise for EU governments?

She warned EU member states not to weaken the union by pursuing bilateral arrangements or separate channels with Washington, saying that this can reinforce efforts to deal with Europe country by country rather than through the EU as a whole IndexHR,Dnevnik.hr,Dnevni list Danas,POLITICO.