⏪1️⃣📅

#before common era #BCE #historical dating #calendar system #Pre-AD #year 1

⏳🕰️<0️⃣

#before common era #BCE #ancient times #historical period #before year 1 #past history

<0️⃣🗓️

#before common era #BCE #calendar system #historical dating #negative years #before year zero

🏛️⏳📜BC

#before common era #bc era #history class #world history #before christ