Why was the battle of antietam a significant turning point in the war? a. general lee had lost a quarter of his army in the battle. b. the battle left european countries reluctant to support the confederacy. c. the battle gave president lincoln the opportunity to issue the emancipation proclamation. d. all of the above?

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

i think it was   tsar alexander ii