This puzzle was inspired by AT's "Why fight?" pid=12065
(WIN x WAR = ENIGMA)
The letters in each equation are 0, 1,..., 9:

Each equation below should be solved independently; each has its own solution for the assignment of numbers to letters.
In second part, for each solution, 1 to 7, when the numbers are identified as letters, they may be matched up with one of the comments a) to g)
1) WIN x WAR = DARKEN
2) WIN x WAR = FAMINE
3) WIN x WAR = BARREN
4) WIN x WAR = RIPGIS
5) WIN x WAR = REPAIR
6) WIN x WAR = DISARM
7) WIN x WAR = ANDPAX

Match the above as best with these:
a) 4LL 4920E7
b) M452T452
c) 49 0872940
d) 09 476VE3
e) 0784134 H2T3 78 162842
f) 21D 8732T842T7 92884O8S
g) I0C20631T6D L10D