Establish

verb

1. to institute (something, such as a law) permanently by enactment or agreement
2. to make (a church) a national or state institution
3. to put beyond doubt : prove
4. settle sense 7obsolete
5. to make firm or stable
6. to introduce and cause to grow and multiply
7. to bring into existence : found
8. bring about, effect
9. to put on a firm basis : set up
10. to put into a favorable position
11. to gain full recognition or acceptance of