Possible Clues:

• Capital city of Bosnia and Herzegovina
• Place up above jar assorted boxes
• 1984 Olympics site
• The Bosnian capital
• Where Archduke Franz Ferdinand died in 1914
• Largest city of Bosnia and Herzegovina
• Where Franz Ferdinand was assassinated in 1914
• Archduke assassination site, June 28, 1914
• Old verse, English, on urn as raised in war-torn city
• Assassination here triggered WWone