What to Know in Washington: Biden, Democrats Target Dark Money

President Joe Biden and congressional Democrats are making a pre-election push for legislation targeting so-called dark money groups — which could see a vote as soon as today — despite the party’s own heavy reliance on these anonymous donors.

The legislation, which would require disclosures of large political donations, is almost certain to fail amid strong GOP opposition. But it gives Democrats a chance to make a political point less than two months before the midterm elections that will determine control of Congress.

Conservative and liberal groups alike are increasingly leveraging these anonymous donations to influence congressional elections. Democrats say ...