with a big shield or a guard dog
Yes
You need the siege engines to reduce fatalities in your army. The battering ram and the catapult are effective weapons against the abatis. Be sure to build many workers and warriors because they are the "cannon fodder" against the wall defences. They will be used first, so this is one strategy to use against the walls.
6
Just use a evony bot and it will select the right amount of troops for you :) You can download a undetectable evony bot from here: http://evonybots.blogspot.com/
Build troops or attack npc
double click attack on a npc
To attack on Evony click on Map on the top right of the screen. Choose what you want to attack click on it and click attack. Then choose the amount of troops and the Hero you want to send then click send.
To get promoted in Evony, there are a few ways: by getting necessary medals through attacks, applying your daily amulet to the wheel of fortune, or even buying medal boxes if you bought Evony cents, finally, you can attack NPC's and other players, or join your guild
depends on the level. 10k is good for a lv2 npc
if you finish that quest u get a queen that has lvl 85 pol/attack/int
That depends on how many troops you are sending at the selected city.
if you attack NPC's you get medals for free and thus become a prizessin for free ;)