Transgress vs Disobey - What's the difference?

In lang=en terms the difference between transgress and disobey

is that transgress is to act in violation of some law while disobey is to refuse to obey.

is that transgress is to exceed or overstep some limit or boundary while disobey is to refuse to obey an order of (somebody).

(es)

To exceed or overstep some limit or boundary.

* Dryden

surpassing common faith, transgressing nature's law

To act in violation of some law.

* Milton

For man will hearken to his glozing lies, / And easily transgress the sole command.

To commit an offense; to sin.

* Beaumont and Fletcher

Why give you peace to this imperate beast / That hath so long transgressed you?

(of the sea) To spread over land along a shoreline; to inundate.

(en verb)

To refuse to obey an order of (somebody).

To refuse to obey.

* obey