Here is Anglo-merican reportage.
AP | German Wikipedia Blacked Out in Protest of EU Copyright Plan

Visitors to the online encyclopedia's German section [!] were greeted Thursday with a statement from Wikipedia authors urging them to contact EU lawmakers to try to stop the bill.

The most controversial section [!] would require companies such as YouTube and Facebook to take responsibility for copyrighted material that's uploaded to their platforms.

Which bill?
"The European Parliament is due to vote on the bill March 26."
Which "section"?
Wikipedia authority or unnamed EU bill?
Which authors?
not named
Which EU lawmakers?
not named
Which Wikipedia "section" is a division of YouTube (Google, Alphabet) or Facebook?

Diversity is the key to economic and political evolution.