Answer:
In summary, the "Europe first strategy" allowed the coalition forces to concentrate on defeating the axis powers by using the bulk of available means (about 70% to 30%) against Germany (and Italy) while fighting a war of containment in the Pacific, with the ultimate end to then entail a "Grand Alliance" assault on the ..
Explanation:
assuming efficiency of each man to dig trench, in one day, for one hour is constant,

so one man, working for one hour in one day can dig 1.5 m
so 8 men, working 3 hours a day and will take, say $d$ number of days and efficiency will be constant. so,
$\frac32=\frac{220}{8\times3\times d}$
$\implies d=\frac{55}9=6.12$
Answer:
because russia and germany are countries idk
Explanation:
The war of 1812 because he is considered to be a strict constructionist. a decentralized government with specific political powers.
-Enough is Enough stop child labour
I mean I can think of more but I need more information