The top one looks like an AK-47 or 74 bayonet, but I don’t know the country.  The bottom one is also a bayonet, but not sure to what. 
You may get more responses on a military firearms collectors forum.  Falfiles.com would be a great place to start.  Deep knowledge pool of obscure military goods & pretty friendly group.  They’ll probably be able to give you an unbelievable amount of detail & history on both.