ifor, who claims not to be anti-Semitic, only anti-Zionist, also invokes the name of Martin Luther King.

I guess ifor is unaware of Dr. King's support for Zionism and the fact that Dr. King was among the first to equate anti-Zionism with anti-Semitism. In 1968, speaking at Harvard University, Dr. King stated:

"When people criticize Zionists, they mean Jews, You are talking anti-Semitism."

Source: "The Socialism of Fools: The Left, the Jews and Israel" by Seymour Martin Lipset; in Encounter magazine, December 1969, p. 24.