Which factor made it most difficult for soldiers to cross the area between the trenches? (troll answers will be reported) The land was too wide to be crossed.
The land was not claimed by either side, so access to it was impossible.
The land was defended by civilians who prohibited fighting.
The land was mined territory and was subject to artillery, shelling, and gunfire.

there are hundreds of postives ways to unite a country with another country here are a   few

1 peace treaty's peace treatys

are basically a document signing a allliance with one country and another.

2 gift

what i mean by this is for example how the french gave the americans the statue of libery a gift of peace.

mapmaking. cartography had been an art form for many years, but it wasn’t until the renaissance when ptolemy’s ancient system of latitude and longitude was rediscovered that mapmakers were able to make surprisingly accurate and useful maps.

jazz

explanation:

jazz music began as a new, underground style which utilized the hopefulness of african americans in their quest for equality.