long-standing

adjective

1. existing or in effect for a long time

Example Sentences

Even if Senate Republicans strike a deal with Senator Debbie Stabenow, any agreement would face hurdles in the House, where ultraconservatives’ long-standing opposition makes passage under suspension of the rules unlikely.

From Salon

The last Trump administration sought to withhold money from Los Angeles over its long-standing policy of not allowing police officers to take part in immigration enforcement.

From Los Angeles Times

Guardiola left Barcelona in 2012 and took a one-year sabbatical before joining Bayern, where he won three league titles and two German Cups in three seasons, achievements that served to increase his long-standing appeal to City.

From BBC

The research said that transitions from school were "a long-standing policy challenge, compounded by growth in the population and complexity of need of children with disabilities".

From BBC

The $1 billion, 6-year survey, which will involve thousands of researchers from scores of institutions, is motivated not only by the nation’s hunger for natural resources, but also by fundamental science questions, including long-standing puzzles about India’s slow-motion collision with Eurasia and the rise of the Tibetan Plateau.

From Science Magazine