Thereupon

There`up`on´

adv.	1.	Upon that or this; thereon.
	2.	On account, or in consequence, of that; therefore. [He] hopes to find you forward, . . . And thereupon he sends you this good news. - Shak.
	3.	Immediately; at once; without delay.

Adv.

thereupon - immediately after that; "thereupon the entire class applauded"; "with that, she left the room"; "I therewith withdraw my complaints"

Synonyms: with that, therewith