This International Women’s Day, it’s all about pride and power.

On Tuesday, March 8, stars and public figures around the world took to social media to help amplify female voices. Actress: “Happy International Women’s Day from our sisterhood, to yours!” Amber Tamblyn captioned an Instagram selfie featuring Sisterhood of Traveling Pants co-stars America Ferrera and Blake Lively. “#InternationalWomensDay #AmericaFerreraSandwich #BlakeIsMyLittleSpoon.”

First Lady of the United States Dr. Jill Biden also posted a message in honor of the special day. “On this International Women’s Day, we honor women throughout the world who courageously use their voice,” she tweeted, “no matter the cost.”

In another tweet, she acknowledged the women overseas amid Russia’s invasion of Ukraine. “To our sisters from Ukraine who are fighting to keep their country freeAnd their families alive: We stand with you in solidarity,” Biden continued. To our Russian sisters protesting the invasion and taking personal risks: We are proud of your courage.