The Yom Kippur War began.
Just as one important part of the context of Watergate is the war in Vietnam, an important part of the context of October 1973 is a war which very much took place within the Cold War. The Yom Kippur War isn't just about Israel and its neighbors; it's yet another almost, could-be US/USSR confrontation, with all the nightmarish possibilities that evokes.
Meanwhile, this from Elizabeth Drew:
The Green Book, Washington's social register, was published this week. The Haldemans, the Ehrlichmans, the Deans, the Magruders, and the Stanses have been dropped. A press release accompanying publication of the book said that the changes were the result of "an upheaval in Washington officialdom unprecedented without a change in Administration."
The crisis over Spiro Agnew is still being fought out in public; the president moves closer to confronting the special prosecutor over the tapes.