Troop Transport by sea, just move a ground unit next to a port Hex and when the unit has a move turn, you can load it onto a sea transport for 7PP. The butten for sea transport is next to the Waggon unit, thoughs buttons are on the unit window, the unit window is on the lower left corner of the screen and you have to have a unit selected for the unit window to be seen. In the unit window, thoughs buttons are in the lower rigth corner, the sea transport button has an Ankor symbol and arrows.
To Reassign a General; First the unit has to have an action or move turn availible, a unit that has moved or attacked can not use the action required to reassign a general assigned to it. Select the unit that has the General assigned to it you want to remove, once the unit is selected, in the Unit window you will see a portrate of the General, select and click the portrate and you will get an option to remove the General. It cost 10PP and the General or commander will be moved to your force pool and will be availible to assine to a new unit in 2-4 turns.