when i applied for canada i have not provided information about U S reffuse visa
they asked to mi about my phone and password
one time i talk with my freind about work permit
2017 i had applied for us visa they have rijected my visa application .when i appied for canada i missed i select no option . and they also found some text msg on my phoine about work permit . they said to mi i have done miss presentaion
we have visit visa .9/01/2020 i was at toronto airport but they have denied entry. what can i do now . we are indian passport holder .we livesin italy .we have italian p r .
how can i check my visa is valid or cancel