BGP Incident:
Summary:China networks take 15% of the word's traffic
Start:2010-04-08 00:00:00
End:2010-04-08 00:00:00

For 18 minutes in April, China’s state-controlled telecommunications company hijacked 15 percent of the world’s Internet traffic, including data from U.S. military, civilian organizations and those of other U.S. allies.

Affected ASes
Cyber Experts Have Proof That China Has Hijacked U.S.-Based Internet Traffic
Discussed in a washington post article