An ambassador is by definition: an accredited diplomat sent by a country as its official representative to a foreign country. Example: "the French ambassador to Portugal."
Answer:
Patriot leaders organized a funeral procession for the five who were killed. Paul Revere produced the engraving shown here of the Boston Massacre. It was used as propaganda (something used to help or harm a cause or individual) to demand the removal of British troops from Boston.
He did not want the nation to split into two, like it has now.