Different countries may have different approaches to issues, such as human rights and environmental protection, and engagement with these countries must be considered carefully but not ruled out.
Efallai y bydd gan wahanol wledydd wahanol ddulliau o ymdrin â materion, fel hawliau dynol a diogelu’r amgylchedd, a rhaid ystyried ymgysylltu â’r gwledydd hyn yn ofalus gan beidio eu diystyru.