Added to which...
... Kelvar, whilst he does not know the details, can tell you that the main strategic difference in opinion is between the Hawks and the Doves- the Doves think that Arthedain should see to its own security, and continue Arvedui's drive to improve the power and fortunes of the realm, whilst the Hawks believe that Arthedain should actively invade- either Rhudaur or Angmar.