Nobody donates those kind of sums without wanting a quid pro quo. And the donors, as you say, are extremely dodgy. As a brit it frankly frightenes me.
In the same week as the undercover documentary where one of the senior Reform figures said on hidden camera "but if gets you a friend in No 10, worth it" while discussing how to circumvent the law on foreign donations.
If we don't crack down hard on this shit now we'll pay for it later.
The USA provided an excellent example for us to learn from. But I do wonder if this cancer of corruption has already spread worldwide and is too powerful to stop the well financed populism through which it spreads.