Which element was rare and valuable until 1886 when an inexpensive way of producing the metal from its mineral ore was discovered?

I’m annoyed but glad that my history teacher left and quit her job as a teacher to become a flight attendant

What was the difference between bombing military targets in the united kingdom, and bombing the city of london? a. bombing a city kills lots of innocent civilians, bombing a military target doesn't b. bombing military targets didn't force the u.k. to surrender, but bombing london did c. military targets were bombed by japan, while london was bombed by the nazis d. london was bombed before the u.s. entered the war; military targets were bombed afterward

After world war ii, many japanese territories were increasingly difficult for japan to control. placed under the control of other nations. granted independence from japan. supportive of the us occupation.