Can you short sell American and European stocks when the Nikkei falls 12.4%?

The Nikkei stock market has plummeted by 12.4%. In the face of this significant market downturn, the question emerges as to whether it is feasible to employ a short-selling strategy on American and European stocks. This notion warrants closer scrutiny, as it can have far-reaching implications for investors. By delving into the ins-and-outs of this market phenomenon, we can gain valuable insights that can inform our investment decisions.