Changes

[[File:Hadrian's Wall.jpg|thumb|225px|The remains of Hadrian's Wall]]

[[File:Hadrian's Wall.jpg|thumb|225px|The remains of Hadrian's Wall]]

{{See also|Hadrian's Wall}}

{{See also|Hadrian's Wall}}

Hadrian's Wall is in the north of [[England]], running 73 miles (118 km) from coast-to-coast.<ref name="Hadrian'sWall">Breeze, David J. [https://www.britannica.com/topic/Hadrians-Wall Hadrian’s Wall]. ''Encyclopædia Britannica''. Retrieved August 26, 2017.</ref> The wall was constructed after the [[Roman Emperor]] [[Hadrian]] visited Britannica in 122 A.D., and construction lasted six years.<ref name="Hadrian'sWall"/> The Wall was intended to defend Britain's northern border from the barbarians.<ref name="Hadrian'sWall"/>

Hadrian's Wall is in the north of [[England]], running 73 miles (118 km) from coast-to-coast.<ref name="Hadrian'sWall">Breeze, David J. [https://www.britannica.com/topic/Hadrians-Wall Hadrian’s Wall]. ''Encyclopædia Britannica''. Retrieved August 26, 2017.</ref> The wall was constructed after the [[Roman Emperor]] [[Hadrian]] visited Britannica in 122 A.D., and construction lasted six years.<ref name="Hadrian'sWall"/> Historians debate the exact purpose of the wall,<ref name="MarkJJ">Mark, Joshua J. (November 15, 2012). [http://www.ancient.eu/Hadrians_Wall/ Hadrian's Wall]. ''Ancient History Encyclopedia''. Retrieved September 8, 2017.</ref> but it was probably intended to separate the Romans from the barbarians<ref name="MarkJJ"/> and to defend Britain's northern border from the latter.<ref name="Hadrian'sWall"/> Historians debate the effectiveness of the wall,<ref name="MarkJJ"/> but it often viewed as being a tactical success and the most effective Roman barrier in Britain.<ref>Wacher, John (June 17, 2014). [https://books.google.com/books?id=TFjXAwAAQBAJ&pg=PA63&lpg=PA63&dq=Hadrian%27s+wall+effectiveness&source=bl&ots=zkk0DAlUhn&sig=0kw38GtNLYRMEIr5VUfuJjMZ_Ks&hl=en&sa=X&ved=0ahUKEwjjpbiL25XWAhXD6IMKHU9VB7o4ChDoAQg7MAY#v=onepage&q=Hadrian's%20wall%20effectiveness&f=false ''The Coming of Rome'']. Routledge Revivals. Pg. 63. ISBN: 9781317754039.</ref>

==Israeli walls==

==Israeli walls==