Answer:
An easy way to remember when to fly a flag at half-staff is to think of when the entire nation is mourning or engaged in remembrance.
Explanation:
They could be primary or secondary source documets
Answer:
Unlike earlier Greek theatres that were built into hillsides, the Colosseum is an entirely free-standing structure. It derives its basic exterior and interior architecture from that of two Roman theatres back to back. ... The remainder of the present-day exterior of the Colosseum is in fact the original interior wall.
To protect the Spanish territory from the French :)
Answer: a stretch of muddy land left uncovered at low tide.
Explanation: