Here are some one liners...
The Worst Earthquake in Recorded History -- China takes one right in the shorts. It kills 830,000 people in their beds. I talk about soils engineering and the Earthship® briefly.
'The Troubles' of Ireland Are Just Beginning -- The Queen of England established the Plantation system in Ireland. It is a system to reward her friends and punish complainers. I talk about how difficult it was in the 20th century to pin down why people were fighting in Ireland.
In Several Words: Borough, Ghetto and Divorce -- I go through the history of where the word "ghetto" comes from.